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A133460 3^n*2^(n^2). 2
1, 6, 144, 13824, 5308416, 8153726976, 50096498540544, 1231171548132409344, 121029087867608368152576, 47590573814949492091483324416, 74853500292876717928978827574247424 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Hankel transform of A089022.

LINKS

Table of n, a(n) for n=0..10.

FORMULA

a(n)=3^n*2^(n^2)=A000244(n)*A002416(n).

MATHEMATICA

Table[3^n 2^n^2, {n, 0, 10}] (* Harvey P. Dale, Jul 28 2013 *)

CROSSREFS

Sequence in context: A203978 A090443 A307416 * A166953 A280847 A041271

Adjacent sequences:  A133457 A133458 A133459 * A133461 A133462 A133463

KEYWORD

easy,nonn

AUTHOR

Philippe Deléham, Nov 28 2007

STATUS

approved

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Last modified May 15 02:21 EDT 2021. Contains 343909 sequences. (Running on oeis4.)