A056091 Numbers k such that k^4 == 1 (mod 5^4).

1, 182, 443, 624, 626, 807, 1068, 1249, 1251, 1432, 1693, 1874, 1876, 2057, 2318, 2499, 2501, 2682, 2943, 3124, 3126, 3307, 3568, 3749, 3751, 3932, 4193, 4374, 4376, 4557, 4818, 4999, 5001, 5182, 5443, 5624, 5626, 5807, 6068, 6249, 6251, 6432, 6693

Offset

1,2

Links

Amiram Eldar, Table of n, a(n) for n = 1..10000

Mathematica

x=5; Select[ Range[ 10000 ], PowerMod[ #, x-1, x^4 ]==1& ]
Select[Range[10000], PowerMod[#, 4, 625]==1&] (* Harvey P. Dale, May 17 2023 *)

Crossrefs

Cf. A056092, A056094, A056095.

Sequence in context: A124185 A218563 A145297 * A272361 A158553 A015883

Adjacent sequences: A056088 A056089 A056090 * A056092 A056093 A056094

Keyword

nonn

Author

Robert G. Wilson v, Jun 08 2000

Status

approved