A037507 Base 6 digits are, in order, the first n terms of the periodic sequence with initial period 1,2,0.

1, 8, 48, 289, 1736, 10416, 62497, 374984, 2249904, 13499425, 80996552, 485979312, 2915875873, 17495255240, 104971531440, 629829188641, 3778975131848, 22673850791088, 136043104746529, 816258628479176, 4897551770875056

Offset

1,2

Links

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

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

Formula

G.f.: x*(1+2*x) / ( (x-1)*(6*x-1)*(1+x+x^2) ). - R. J. Mathar, Apr 27 2015

Crossrefs

Sequence in context: A079758 A270576 A051823 * A037690 A180031 A203799

Adjacent sequences: A037504 A037505 A037506 * A037508 A037509 A037510

Keyword

nonn,base,easy

Author

Clark Kimberling

Status

approved