A137290 Fibonacci(n) mod 30.

1, 1, 2, 3, 5, 8, 13, 21, 4, 25, 29, 24, 23, 17, 10, 27, 7, 4, 11, 15, 26, 11, 7, 18, 25, 13, 8, 21, 29, 20, 19, 9, 28, 7, 5, 12, 17, 29, 16, 15, 1, 16, 17, 3, 20, 23, 13, 6, 19, 25, 14, 9, 23, 2, 25, 27, 22, 19, 11, 0, 11, 11, 22, 3, 25, 28, 23, 21, 14, 5, 19, 24, 13, 7, 20, 27, 17, 14

Offset

1,3

Comments

Has period 120.

Links

Michel Marcus, Table of n, a(n) for n = 1..130

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, 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, 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, 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, 0, 0, 0, 1).

Mathematica

Mod[Fibonacci[Range[80]], 30] (* Harvey P. Dale, Sep 12 2022 *)

Prog

(PARI) a(n) = fibonacci(n) % 30 \\ Michel Marcus, Jun 12 2013

Crossrefs

Cf. A000045, A003893, A007887, A079345, A105471.

Sequence in context: A281408 A359128 A327451 * A268962 A121104 A118627

Adjacent sequences: A137287 A137288 A137289 * A137291 A137292 A137293

Keyword

nonn

Author

Aaron M. Churchill (churchil(AT)math.udel.edu), Mar 15 2008

Status

approved