A216096 a(n) = 3^n mod 1000.

1, 3, 9, 27, 81, 243, 729, 187, 561, 683, 49, 147, 441, 323, 969, 907, 721, 163, 489, 467, 401, 203, 609, 827, 481, 443, 329, 987, 961, 883, 649, 947, 841, 523, 569, 707, 121, 363, 89, 267, 801, 403, 209, 627, 881, 643, 929, 787, 361, 83, 249, 747, 241, 723, 169, 507, 521, 563, 689

Offset

0,2

Comments

Period = 100.

Links

V. Raman and Vincenzo Librandi, Table of n, a(n) for n = 0..1000 (first 100 terms from V. Raman)

Mathematica

PowerMod[3, Range[0, 100], 1000] (* Vincenzo Librandi, Aug 16 2016 *)

Prog

(PARI) a(n) = lift(Mod(3, 1000)^n); \\ Michel Marcus, Aug 16 2016
(Magma) [Modexp(3, n, 1000): n in [0..110]]; // Vincenzo Librandi, Aug 16 2016

Crossrefs

Cf. A001148, A001218, A216097.

Sequence in context: A038002 A272338 A249019 * A300148 A190128 A216097

Adjacent sequences: A216093 A216094 A216095 * A216097 A216098 A216099

Keyword

nonn,easy

Author

V. Raman, Sep 01 2012

Extensions

Definition corrected by Zak Seidov, Jul 27 2014

Offset changed and a(0) = 1 prepended by Vincenzo Librandi, Aug 16 2016

Status

approved