A165928 a(n) = 2^(n^2)*(2^(2n+1)/3 + 1/3).

1, 6, 176, 22016, 11206656, 22917677056, 187672890966016, 6149102341220990976, 805956695324444019654656, 422551006026622876918350872576, 886152419740143991345671872421298176

Offset

0,2

Comments

Hankel transform of A086871.

Links

G. C. Greubel, Table of n, a(n) for n = 0..50

Mathematica

Table[2^(n^2)*(2^(2 n + 1)/3 + 1/3), {n, 0, 25}] (* G. C. Greubel, Apr 18 2016 *)

Crossrefs

Sequence in context: A012177 A012227 A012152 * A127910 A024278 A062240

Adjacent sequences: A165925 A165926 A165927 * A165929 A165930 A165931

Keyword

easy,nonn

Author

Paul Barry, Sep 30 2009

Status

approved