A066429 a(n) = 7^n mod n^7.

0, 49, 343, 2401, 16807, 117649, 0, 1570497, 2089855, 2475249, 9122472, 10209313, 5300159, 98001617, 62916193, 84245889, 82474028, 145795249, 530403874, 57612001, 1611673651, 2006506001, 832663280, 2652148801, 4541072682, 7457168625, 3383428402, 6778582433, 4637847366

Offset

1,2

Links

Harry J. Smith, Table of n, a(n) for n = 1..500

Mathematica

Table[ Mod[ 7^n, n^7], {n, 1, 30} ]
Table[PowerMod[7, n, n^7], {n, 30}] (* Harvey P. Dale, Dec 25 2023 *)

Prog

(PARI) a(n) = { lift(Mod(7, n^7)^n) } \\ Harry J. Smith, Feb 13 2010

Crossrefs

Cf. A066606.

Sequence in context: A211747 A211756 A036323 * A269327 A206255 A017606

Adjacent sequences: A066426 A066427 A066428 * A066430 A066431 A066432

Keyword

nonn

Author

Robert G. Wilson v, Dec 27 2001

Status

approved