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URL: https://oeis.org/A135397

⇱ A135397 - OEIS

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A135397
a(n) = 2^n * 3^(n^2).
2
1, 6, 324, 157464, 688747536, 27113235502176, 9606056659007943744, 30630314141519043787530624, 879023057994883196072409366855936, 227034361980435338213503810877004745115136
OFFSET
0,2
COMMENTS
Hankel transform of A110520.
LINKS
FORMULA
a(n) = 2^n * 3^(n^2) = A000079(n) * A060722(n).
MAPLE
A135397:=n->2^n*3^(n^2); seq(A135397(n), n=0..10); # Wesley Ivan Hurt, Nov 23 2013
MATHEMATICA
Table[2^n*3^(n^2), {n, 0, 10}] (* Wesley Ivan Hurt, Nov 23 2013 *)
PROG
(PARI) a(n)=2^n*3^n^2 \\ Charles R Greathouse IV, Oct 12 2016
CROSSREFS
Sequence in context: A204462 A384032 A384130 * A042421 A221884 A003742
KEYWORD
nonn,easy
AUTHOR
Philippe Deléham, Dec 11 2007
STATUS
approved