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A133461 4^n*3^(n^2). 1
1, 12, 1296, 1259712, 11019960576, 867623536069632, 614787626176508399616, 3920680210114437604803919872, 225029902846690098194536797915119616, 116241593333982893165313951169026429498949632 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..9.

FORMULA

Hankel transform of A039610.

a(n)=4^n*3^(n^2)=A000302(n)*A060722(n).

CROSSREFS

Sequence in context: A239164 A209176 A137343 * A246981 A174745 A071309

Adjacent sequences:  A133458 A133459 A133460 * A133462 A133463 A133464

KEYWORD

easy,nonn

AUTHOR

Philippe Deléham, Nov 28 2007

STATUS

approved

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Last modified February 16 20:45 EST 2019. Contains 320189 sequences. (Running on oeis4.)