A070454 a(n) = n^2 mod 32.

0, 1, 4, 9, 16, 25, 4, 17, 0, 17, 4, 25, 16, 9, 4, 1, 0, 1, 4, 9, 16, 25, 4, 17, 0, 17, 4, 25, 16, 9, 4, 1, 0, 1, 4, 9, 16, 25, 4, 17, 0, 17, 4, 25, 16, 9, 4, 1, 0, 1, 4, 9, 16, 25, 4, 17, 0, 17, 4, 25, 16, 9, 4, 1, 0, 1, 4, 9, 16, 25, 4, 17, 0, 17, 4, 25, 16, 9, 4, 1, 0, 1, 4, 9, 16, 25, 4, 17

Offset

0,3

Links

G. C. Greubel, Table of n, a(n) for n = 0..1000

Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1).

Formula

a(n) = a(n-16). - G. C. Greubel, Mar 24 2016

Mathematica

Table[Mod[n^2, 32], {n, 0, 200}] (* Vladimir Joseph Stephan Orlovsky, Apr 27 2011 *)

Prog

(PARI) a(n)=n^2%32 \\ Charles R Greathouse IV, Apr 06 2016

Crossrefs

Cf. A070450, A070451, A070453.

Sequence in context: A070457 A070456 A070455 * A070453 A070452 A070653

Adjacent sequences: A070451 A070452 A070453 * A070455 A070456 A070457

Keyword

nonn,easy

Author

N. J. A. Sloane, May 12 2002

Status

approved