

A037599


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


0



1, 9, 54, 325, 1953, 11718, 70309, 421857, 2531142, 15186853, 91121121, 546726726, 3280360357, 19682162145, 118092972870, 708557837221, 4251347023329, 25508082139974, 153048492839845, 918290957039073, 5509745742234438
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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+3*x) / ( (x1)*(6*x1)*(1+x+x^2) ).  R. J. Mathar, Apr 26 2015


MATHEMATICA

Module[{nn=30, c}, c=PadRight[{}, nn, {1, 3, 0}]; Table[FromDigits[Take[c, n], 6], {n, nn}]] (* Harvey P. Dale, Sep 15 2014 *)


CROSSREFS

Sequence in context: A079764 A079761 A115784 * A037704 A093847 A157539
Adjacent sequences: A037596 A037597 A037598 * A037600 A037601 A037602


KEYWORD

nonn,base


AUTHOR

Clark Kimberling


STATUS

approved



