A215612 Odd integers n such that 2^n == 2^10 (mod n).

1, 7, 73, 9271, 3195367, 6769801, 15413863, 24540337, 47424961, 52268743, 146583343, 384586849, 469501471, 475882081, 859764727, 1097475991, 1169323417, 1400034919, 2518532047, 2870143993, 3258854623, 5609707729, 6022970047, 6420870271, 9011348521

Offset

1,2

Comments

Also, the odd solutions to 2^(n-10) == 1 (mod n). The only even solution is n=10.

For all m, 2^A033982(m)-1 belongs to this sequence.

Links

Max Alekseyev, Table of n, a(n) for n = 1..209 (all terms below 10^14)

Mathematica

m = 2^10; Join[Select[Range[1, m, 2], Divisible[2^# - m, #] &], Select[Range[m + 1, 10^7, 2], PowerMod[2, #, #] == m &]] (* Robert Price, Oct 15 2018 *)

Crossrefs

The odd terms of A015932.

Cf. A173572, A033984, A215610, A215611, A215613

Sequence in context: A364938 A134281 A360934 * A292012 A051154 A172257

Adjacent sequences: A215609 A215610 A215611 * A215613 A215614 A215615

Keyword

nonn

Author

Max Alekseyev, Aug 17 2012

Status

approved