A178202 Smallest k such that 41^k mod k = n.

1, 2, 3, 19, 37, 76, 7, 17, 9, 22, 31, 15, 29, 77, 309, 34, 7194589, 26, 23, 341, 21, 55, 799, 1658, 476983, 46, 27, 427, 629, 52, 142241, 138, 68889, 136, 1897, 129, 30935, 44, 19303, 1642, 34943, 43, 8858994648397, 102, 117, 436, 7715, 86, 49

Offset: 0

Author

Artur Jasinski, May 23 2010

Keywords

• nonn

Crossrefs

Cf. A036236, A078457, A119678, A119679, A119714-A119716, A127817-A127821, A128154-A128372, A178194-A178202

Programs

Mathematica

aa = {}; Do[k = 1; While[PowerMod[41, k, k] != n, k++ ]; Print[{n, k}]; AppendTo[aa, k], {n, 1, 50}]; aa

Extensions

a(0)=1 prepended and a(42) added by Max Alekseyev, Feb 04 2012