A216131 - OEIS

A216131

a(n) = 11^n mod 1000.

1, 11, 121, 331, 641, 51, 561, 171, 881, 691, 601, 611, 721, 931, 241, 651, 161, 771, 481, 291, 201, 211, 321, 531, 841, 251, 761, 371, 81, 891, 801, 811, 921, 131, 441, 851, 361, 971, 681, 491, 401, 411, 521, 731, 41, 451, 961, 571, 281, 91, 1, 11, 121, 331, 641, 51, 561, 171, 881, 691, 601

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,2

COMMENTS

Period = 50.

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

MATHEMATICA

PowerMod[11, Range[0, 100], 1000] (* Vincenzo Librandi, Aug 16 2016 *)

PROG

(PARI) for(i=0, 100, print(11^i%1000" "))

(Magma) [Modexp(11, n, 1000): n in [0..110]]; // Vincenzo Librandi, Aug 16 2016