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Old 2020-01-31, 14:45   #1
Mar 2018

22·7·19 Posts
Default numbers of the form 1763k+r

consider numbers of the form

1763k+r with r=903, 215, 344, 387, 1677

let's call these numbers S

what percentage of these numbers are congruent to + or - (2^j-1)^3+1 mod 13 with j integer >=0?

And can you find a list of these numbers?

Last fiddled with by enzocreti on 2020-01-31 at 14:47
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