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A037653
Base 4 digits are, in order, the first n terms of the periodic sequence with initial period 3,0,2.
0
3, 12, 50, 203, 812, 3250, 13003, 52012, 208050, 832203, 3328812, 13315250, 53261003, 213044012, 852176050, 3408704203, 13634816812, 54539267250, 218157069003, 872628276012, 3490513104050, 13962052416203, 55848209664812
OFFSET
1,1
FORMULA
G.f.: x*(3+2*x^2) / ( (x-1)*(4*x-1)*(1+x+x^2) ). - R. J. Mathar, Apr 30 2015
MATHEMATICA
nn=30; With[{c=PadRight[{}, nn, {3, 0, 2}]}, Table[FromDigits[Take[c, n], 4], {n, nn}]] (* Harvey P. Dale, Oct 19 2012 *)
CROSSREFS
Sequence in context: A180879 A180283 A037765 * A229665 A092443 A356280
KEYWORD
nonn,base,easy
STATUS
approved