A037725 Base 6 digits are, in order, the first n terms of the periodic sequence with initial period 2,0,3,1.

2, 12, 75, 451, 2708, 16248, 97491, 584947, 3509684, 21058104, 126348627, 758091763, 4548550580, 27291303480, 163747820883, 982486925299, 5894921551796, 35369529310776, 212217175864659, 1273303055187955, 7639818331127732

Offset

1,1

Links

Table of n, a(n) for n=1..21.

Index entries for linear recurrences with constant coefficients, signature (6,0,0,1,-6).

Formula

G.f.: ( x*(2+3*x^2+x^3) ) / ( (x-1)*(6*x-1)*(1+x)*(x^2+1) ). - R. J. Mathar, Oct 14 2015

Crossrefs

Sequence in context: A352373 A006936 A052875 * A037620 A198474 A285489

Adjacent sequences: A037722 A037723 A037724 * A037726 A037727 A037728

Keyword

nonn,base

Author

Clark Kimberling

Status

approved