A037745 Base 5 digits are, in order, the first n terms of the periodic sequence with initial period 2,3,0,1.

2, 13, 65, 326, 1632, 8163, 40815, 204076, 1020382, 5101913, 25509565, 127547826, 637739132, 3188695663, 15943478315, 79717391576, 398586957882, 1992934789413, 9964673947065, 49823369735326, 249116848676632, 1245584243383163

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

Crossrefs

Sequence in context: A296435 A127531 A266633 * A037626 A160459 A037752

Adjacent sequences: A037742 A037743 A037744 * A037746 A037747 A037748

Keyword

nonn,base

Author

Clark Kimberling

Status

approved