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 A070573 a(n) = n^4 mod 30. 0
 0, 1, 16, 21, 16, 25, 6, 1, 16, 21, 10, 1, 6, 1, 16, 15, 16, 1, 6, 1, 10, 21, 16, 1, 6, 25, 16, 21, 16, 1, 0, 1, 16, 21, 16, 25, 6, 1, 16, 21, 10, 1, 6, 1, 16, 15, 16, 1, 6, 1, 10, 21, 16, 1, 6, 25, 16, 21, 16, 1, 0, 1, 16, 21, 16, 25, 6, 1, 16, 21, 10, 1, 6, 1, 16, 15, 16, 1, 6, 1, 10 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 LINKS Table of n, a(n) for n=0..80. Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1). MATHEMATICA PowerMod[Range[0, 80], 4, 30] (* Harvey P. Dale, Jul 14 2019 *) PROG (Sage) [power_mod(n, 4, 30)for n in range(0, 81)] # - Zerinvary Lajos, Oct 31 2009 (PARI) a(n)=n^4%30 \\ Charles R Greathouse IV, Apr 06 2016 CROSSREFS Sequence in context: A045658 A167305 A094329 * A186462 A205098 A290142 Adjacent sequences: A070570 A070571 A070572 * A070574 A070575 A070576 KEYWORD nonn,easy AUTHOR N. J. A. Sloane, May 13 2002 STATUS approved

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Last modified August 3 05:44 EDT 2024. Contains 374875 sequences. (Running on oeis4.)