The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A276969 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A276969

Odd integers n such that 2^n == 2^7 (mod n).
(history; published version)

#16 by Alois P. Heinz at Fri Oct 12 14:57:50 EDT 2018

STATUS

reviewed

approved

#15 by Wesley Ivan Hurt at Fri Oct 12 14:50:15 EDT 2018

STATUS

proposed

reviewed

#14 by Wesley Ivan Hurt at Fri Oct 12 14:50:07 EDT 2018

STATUS

editing

proposed

#13 by Wesley Ivan Hurt at Fri Oct 12 14:49:38 EDT 2018

CROSSREFS

Cf. A015922, A208155.

STATUS

proposed

editing

#12 by Robert Price at Fri Oct 12 14:46:13 EDT 2018

STATUS

editing

proposed

#11 by Robert Price at Fri Oct 12 14:44:54 EDT 2018

MATHEMATICA

m = 2^7; Join[Select[Range[1, m, 2], Divisible[2^# - m, #] &],

Select[Range[m + 1, 10^3, 2], PowerMod[2, #, #] == m &]] (* Robert Price, Oct 12 2018 *)

STATUS

approved

editing

#10 by Bruno Berselli at Fri Sep 23 02:45:20 EDT 2016

STATUS

proposed

approved

#9 by Seiichi Manyama at Fri Sep 23 02:19:29 EDT 2016

STATUS

editing

proposed

#8 by Seiichi Manyama at Fri Sep 23 02:18:52 EDT 2016

LINKS

Seiichi Manyama, <a href="/A276969/b276969.txt">Table of n, a(n) for n = 1..10000</a>

STATUS

approved

editing

#7 by Charles R Greathouse IV at Thu Sep 22 23:19:22 EDT 2016

STATUS

editing

approved