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 Showing results 1 to 25 of 255 Search took 0.03 seconds. Search: Posts Made By: Drdmitry
 Forum: Aliquot Sequences 2021-08-09, 11:12 Replies: 256 Views: 52,011 Posted By Drdmitry Here are several milestones which were recently... Here are several milestones which were recently (and not so recently) achieved: All sequences below 1e6 reach 141 digits at least once. All sequences below 1e5 reach 147 digits at least once. ...
 Forum: Aliquot Sequences 2021-08-07, 01:55 Replies: 3,576 Views: 361,270 Posted By Drdmitry Update 705042 403824 414630 970056 734088 804588... Update 705042 403824 414630 970056 734088 804588 937842 862692 509736 616836 635160 836160 650250 777712 811410 297808 987150
 Forum: Aliquot Sequences 2021-08-03, 07:56 Replies: 3,576 Views: 361,270 Posted By Drdmitry Drop 413130 Drop 413130
 Forum: Aliquot Sequences 2021-07-27, 09:47 Replies: 20 Sticky: Getting started Views: 19,805 Posted By Drdmitry I would start with looking at the last term of... I would start with looking at the last term of sequence 26236 on factordb (http://factordb.com/sequences.php?se=1&aq=26236&action=last20&fr=0&to=100). Then I would go to the blue page...
 Forum: Aliquot Sequences 2021-07-27, 05:44 Replies: 3,576 Views: 361,270 Posted By Drdmitry Reserve 413130 Reserve 413130
 Forum: Aliquot Sequences 2021-07-23, 08:46 Replies: 20 Sticky: Getting started Views: 19,805 Posted By Drdmitry You can check that 26236:i3 coincides with... You can check that 26236:i3 coincides with 4800:i7.Therefore the open sequence which started from 26236 is the same as 4800.
 Forum: Aliquot Sequences 2021-07-12, 07:43 Replies: 3,576 Views: 361,270 Posted By Drdmitry Take 583680 Take 583680
 Forum: Aliquot Sequences 2021-06-30, 00:38 Replies: 256 Views: 52,011 Posted By Drdmitry It would be nice to see the statistics: what is... It would be nice to see the statistics: what is the distribution of aliquot sequences lengths before they reach 20 digits the first time, 30 digits the first time, and so on. My impression is, if we...
 Forum: Aliquot Sequences 2021-06-19, 01:52 Replies: 3,576 Views: 361,270 Posted By Drdmitry Drop 740670 Drop 740670
 Forum: Aliquot Sequences 2021-06-12, 01:01 Replies: 3,576 Views: 361,270 Posted By Drdmitry Reserve 740670 Reserve 740670
 Forum: Aliquot Sequences 2021-06-01, 22:55 Replies: 3,576 Views: 361,270 Posted By Drdmitry Drop 462918 Drop 462918
 Forum: Aliquot Sequences 2021-05-24, 23:47 Replies: 3,576 Views: 361,270 Posted By Drdmitry Drop 216660 Drop 216660
 Forum: Aliquot Sequences 2021-05-19, 02:25 Replies: 3,576 Views: 361,270 Posted By Drdmitry Reserving 462918 Reserving 462918
 Forum: Aliquot Sequences 2021-04-27, 01:36 Replies: 3,576 Views: 361,270 Posted By Drdmitry Take 216660 Take 216660
 Forum: Aliquot Sequences 2021-04-21, 06:40 Replies: 3,576 Views: 361,270 Posted By Drdmitry Drop 489524 Drop 489524
 Forum: Aliquot Sequences 2021-04-03, 01:17 Replies: 3,576 Views: 361,270 Posted By Drdmitry Take 489524 Take 489524
 Forum: Factoring 2021-03-08, 01:28 Replies: 18 Views: 3,915 Posted By Drdmitry I tried to look into the paper I found that it... I tried to look into the paper I found that it looks more like a draft rather than a finalised paper. Firstly, after the first submission on 1st of March, a revised version was submitted on 3rd of...
 Forum: Aliquot Sequences 2021-03-05, 23:22 Replies: 1,016 Views: 116,895 Posted By Drdmitry After a long delay of 8 months, a new marge under... After a long delay of 8 months, a new marge under 1M is found by yafu@home: 377880:i3262 = 21768:i13
 Forum: Aliquot Sequences 2021-02-27, 00:44 Replies: 3,576 Views: 361,270 Posted By Drdmitry Dropping 893304 Dropping 893304
 Forum: Aliquot Sequences 2020-12-10, 10:25 Replies: 2 Views: 1,901 Posted By Drdmitry I did not see a similar search here. However, to... I did not see a similar search here. However, to tell you the truth, I did not check too deeply. No problem, I will add, as it does not take much time.
 Forum: Aliquot Sequences 2020-12-08, 23:41 Replies: 2 Views: 1,901 Posted By Drdmitry Small numbers with the longest 2*3 drivers It is believed that any driver, in particular 2*3 driver, breaks sooner or later. But for how long such a driver can continue unbroken? I searched small numbers with the driver 2*3 for as long driver...
 Forum: Aliquot Sequences 2020-07-27, 12:00 Replies: 256 Views: 52,011 Posted By Drdmitry There are only two aliquot sequences below 100000... There are only two aliquot sequences below 100000 which never reached 145 digits: 38052 (reserved by Clifford, last update 21.07.2019) 46758 (jacobs and Richard Guy, 25.12.2017) Both of them look...
 Forum: Aliquot Sequences 2020-06-12, 01:09 Replies: 256 Views: 52,011 Posted By Drdmitry Finally, all aliquot sequences below 1e6 reach... Finally, all aliquot sequences below 1e6 reach 140 digits at east once. :showoff: It looks like the next milestone of 150 digits will take very long time.
 Forum: Aliquot Sequences 2020-03-31, 01:20 Replies: 256 Views: 52,011 Posted By Drdmitry As far as I can see, there are only four aliquot... As far as I can see, there are only four aliquot sequences below 1000000 which never reached 140 digits: 15390 (reserved by yafu@home, last update 31.03.2020), 62820 (Batalov, 27.03.2019), 780576...
 Forum: Aliquot Sequences 2020-02-21, 08:32 Replies: 3,576 Views: 361,270 Posted By Drdmitry Drop 634242 Drop 634242
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