A152436 a(n)=(13^n - 1)/(3*2^(3 - Mod[n, 2])).

0, 1, 7, 183, 1190, 30941, 201117, 5229043, 33988780, 883708281, 5744103827, 149346699503, 970753546770, 25239592216021, 164057349404137, 4265491084507563, 27725692049299160, 720867993281778161

Offset

0,3

Links

Table of n, a(n) for n=0..17.

Mathematica

a[n_] := (13^n - 1)/(3*2^(3 - Mod[n, 2]));
Table[a[n], {n, 0, 30}]

Crossrefs

Sequence in context: A217242 A217243 A217244 * A176338 A012843 A012798

Adjacent sequences: A152433 A152434 A152435 * A152437 A152438 A152439

Keyword

nonn

Author

Roger L. Bagula, Dec 04 2008

Status

approved