Forum: Miscellaneous Math
2021-01-27, 08:08
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Replies: 4
Views: 168
Another interesting sequence is ...
Another interesting sequence is
OEIS.org/A250001
It is about “How many ways can circles overlap?”
Everyone is different.
Also see a Numberphile video in YouTube
Called “How many ways can...
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Forum: Miscellaneous Math
2021-01-26, 05:18
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Replies: 4
Views: 168
Alternating sequence
Just so you know-
An alternating sequence
A(n) = (-1)^n
Is in Online Encyclopedia of Integer Sequences
See
033999
Good fun
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Forum: Number Theory Discussion Group
2021-01-25, 23:59
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Replies: 8
Views: 508
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Forum: Miscellaneous Math
2021-01-25, 00:11
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Replies: 1
Views: 104
constant OEIS sequences
The OEIS (Online Encyclopedia of IInteget Sequences) has a lot of interesting sequences. If the game is constant sequences, then look at this:
Try oeis.org/Acccccc
Where cccccc is the six...
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Forum: Lounge
2021-01-25, 00:01
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Replies: 302
Views: 26,632
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Forum: Lounge
2021-01-23, 05:45
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Replies: 81
Views: 8,390
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Forum: Lounge
2021-01-22, 16:12
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Replies: 847
Views: 85,634
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Forum: FermatSearch
2021-01-20, 06:49
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Replies: 15
Views: 4,250
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Forum: Math
2021-01-19, 22:31
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Replies: 8
Views: 488
For 3 tuples and 4 tuples we only need to...
For 3 tuples and 4 tuples we only need to consider divisibility by 2 and 3. We do not need to bother with divisibility by 5. So 3 tuples and 4 tuples can be all prime numbers if all the numbers...
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Forum: Lounge
2021-01-18, 06:47
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Replies: 4,209
Views: 288,861
Hi all,
I found a fun YouTube AI coder named...
Hi all,
I found a fun YouTube AI coder named Code Bullet. He has a fun website. See
http://thebigcb.com/
Just for fun, you can make a creature with joints and legs and then watch the AI teach...
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Forum: FermatSearch
2021-01-18, 03:52
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Replies: 15
Views: 4,250
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Forum: FermatSearch
2021-01-03, 04:00
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Replies: 15
Views: 4,250
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Forum: Math
2020-12-31, 17:25
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Replies: 8
Views: 488
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Forum: Math
2020-12-31, 09:59
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Replies: 8
Views: 488
Hi again,
Extending the tables from 1,000 to...
Hi again,
Extending the tables from 1,000 to 10,000 potentially makes
it more useful for other people. It may be easy for you
to calculate these numbers, but it may be difficult for some...
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Forum: Math
2020-12-31, 08:53
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Replies: 8
Views: 488
3-tuples and 4-tuples
Hi all,
Prime Constellations are a special case of k-tuples. I had my computer do 3 calculations for k-tuples with patterns [0,2,6]; [0,4,6] and [0,2,6,8]
These are for The Online Encyclopedia...
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Forum: Lounge
2020-12-31, 03:35
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Replies: 847
Views: 85,634
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Forum: FermatSearch
2020-12-25, 15:21
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Replies: 3
Views: 339
possible overlapping Fermat factor ranges
A Fermat number is F(m) = 2^(2^m) + 1.
It has been shown that any factor of a Fermat number
has the form
k*2^n + 1.
with n greater than or equal to m+2
This information is at fermatsearch.org....
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Forum: FermatSearch
2020-12-23, 06:27
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Replies: 15
Views: 4,250
some results
no factor for k*2^36+1 in k...
some results
no factor for k*2^36+1 in k range: 795P to 805P (96-bit factors) [mmff 0.28 mfaktc_barrett96_F32_63gs]
no factor for k*2^36+1 in k range: 805P to 815P (96-bit factors) [mmff 0.28...
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Forum: Lounge
2020-12-13, 07:54
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Replies: 973
Views: 62,418
Hi all,
I play trumpet. My town has an...
Hi all,
I play trumpet. My town has an adult band and I play in it. Unfortunately, due to Covid-19, we have not met since February.
Has anyone heard "Joyful Joyful We Adore Thee", music by...
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Forum: FermatSearch
2020-12-11, 07:32
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Replies: 209
Views: 38,637
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Forum: FermatSearch
2020-12-11, 04:43
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Replies: 15
Views: 4,250
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Forum: Lounge
2020-12-10, 09:49
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Replies: 32
Views: 1,049
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Forum: FermatSearch
2020-12-06, 06:56
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Replies: 15
Views: 4,250
more negative results
no factor for k*2^36+1...
more negative results
no factor for k*2^36+1 in k range: 755P to 765P (96-bit factors) [mmff 0.28 mfaktc_barrett96_F32_63gs]
no factor for k*2^36+1 in k range: 765P to 775P (96-bit factors) [mmff...
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Forum: Miscellaneous Math
2020-11-25, 21:13
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Replies: 2
Views: 166
Pythagorean Theorem in Complex Numbers
Hi All,
I am working through an unpublished number theory text book. Some university professors who are my friends wrote it. I want to share.
I have found an example of complex numbers a, b...
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Forum: Math
2020-11-25, 03:58
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Replies: 6
Views: 389
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