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 A271380 a(n) = 5^n mod 163. 2
 1, 5, 25, 125, 136, 28, 140, 48, 77, 59, 132, 8, 40, 37, 22, 110, 61, 142, 58, 127, 146, 78, 64, 157, 133, 13, 65, 162, 158, 138, 38, 27, 135, 23, 115, 86, 104, 31, 155, 123, 126, 141, 53, 102, 21, 105, 36, 17, 85, 99, 6, 30, 150, 98, 1, 5, 25, 125, 136, 28 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS Period 54: repeat [1, 5, 25, 125, 136, 28, 140, 48, 77, 59, 132, 8, 40, 37, 22, 110, 61, 142, 58, 127, 146, 78, 64, 157, 133, 13, 65, 162, 158, 138, 38, 27, 135, 23, 115, 86, 104, 31, 155, 123, 126, 141, 53, 102, 21, 105, 36, 17, 85, 99, 6, 30, 150, 98]. LINKS Felix Fröhlich, Table of n, a(n) for n = 0..10000 FORMULA a(n) = a(n-54). MATHEMATICA PowerMod[5, Range[0, 100], 163] PROG (MAGMA) [Modexp(5, n, 163): n in [0..100]]; (Sage) [power_mod(5, n, 163) for n in (0..60)] # Bruno Berselli, Apr 07 2016 (PARI) a(n) = lift(Mod(5, 163)^n) \\ Felix Fröhlich, Apr 07 2016 CROSSREFS Cf. similar sequences listed in A271378. Sequence in context: A046112 A032534 A036151 * A036149 A061974 A015950 Adjacent sequences:  A271377 A271378 A271379 * A271381 A271382 A271383 KEYWORD nonn,easy AUTHOR Vincenzo Librandi, Apr 07 2016 STATUS approved

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Last modified June 20 19:33 EDT 2019. Contains 324234 sequences. (Running on oeis4.)