A037724 Base 5 digits are, in order, the first n terms of the periodic sequence with initial period 2,0,3,1.

2, 10, 53, 266, 1332, 6660, 33303, 166516, 832582, 4162910, 20814553, 104072766, 520363832, 2601819160, 13009095803, 65045479016, 325227395082, 1626136975410, 8130684877053, 40653424385266, 203267121926332, 1016335609631660

Offset

1,1

Links

Table of n, a(n) for n=1..22.

Index entries for linear recurrences with constant coefficients, signature (5,0,0,1,-5).

Formula

G.f.: ( x*(2+3*x^2+x^3) ) / ( (x-1)*(5*x-1)*(1+x)*(x^2+1) ). - R. J. Mathar, Oct 14 2015

Mathematica

Table[FromDigits[PadRight[{}, n, {2, 0, 3, 1}], 5], {n, 30}] (* Harvey P. Dale, May 16 2023 *)

Crossrefs

Sequence in context: A080118 A086546 A057415 * A037619 A221610 A247102

Adjacent sequences: A037721 A037722 A037723 * A037725 A037726 A037727

Keyword

nonn,base

Author

Clark Kimberling

Status

approved