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A015926 Positive integers n such that 2^n == 2^6 (mod n). 7
1, 2, 4, 6, 8, 10, 12, 16, 18, 24, 30, 31, 32, 36, 42, 48, 64, 66, 72, 78, 84, 90, 96, 102, 114, 126, 138, 144, 168, 174, 176, 186, 192, 210, 222, 234, 246, 252, 258, 282, 288, 318, 336, 354, 366, 390, 396, 402, 426, 438, 456, 474, 496, 498, 504, 510, 534, 546 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

The odd terms are given by A215610.

For all m, 2^A033981(m)-1 belongs to this sequence.

LINKS

T. D. Noe, Table of n, a(n) for n = 1..1000

OEIS Wiki, 2^n mod n

MATHEMATICA

Select[Range[1000], Mod[2^# - 2^6, #] == 0 &] (* T. D. Noe, Aug 17 2012 *)

CROSSREFS

Contains A208154 as a subsequence.

Cf. A015919, A015921, A015922, A015924, A015925, A015927, A015929, A015931, A015932, A015935, A015937.

Sequence in context: A097380 A114270 A109884 * A085154 A274284 A112421

Adjacent sequences:  A015923 A015924 A015925 * A015927 A015928 A015929

KEYWORD

nonn

AUTHOR

Robert G. Wilson v

EXTENSIONS

Edited by Max Alekseyev, Jul 30 2011

STATUS

approved

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Last modified November 19 11:09 EST 2019. Contains 329319 sequences. (Running on oeis4.)