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A135315
a(n) = 8^n * 7^(n^2).
2
1, 56, 153664, 20661046784, 136122083613085696, 43944136529148801869643776, 695135330857032999706040305346412544, 538807794445443668301287736683760181725850763264
OFFSET
0,2
COMMENTS
Hankel transform of A130979 .
LINKS
FORMULA
a(n) = 8^n * 7^(n^2) = A001018(n) * A060759(n) .
MATHEMATICA
Table[8^n*7^(n^2), {n, 0, 10}] (* G. C. Greubel, Oct 09 2016 *)
PROG
(PARI) a(n)=8^n*7^(n^2) \\ Charles R Greathouse IV, Oct 09 2016
CROSSREFS
Sequence in context: A308390 A093256 A177325 * A376666 A376673 A135426
KEYWORD
nonn,easy
AUTHOR
Philippe Deléham, Dec 05 2007
STATUS
approved