A145360 Third column (m=3) of triangle A145357 (S1hat(6)).

1, 6, 78, 804, 8316, 85176, 1021608, 11394432, 144885888, 1886008320, 26529503616, 390680672256, 6237490904064, 104348756736000, 1873079661358080, 35428981499412480, 710916534432276480, 14999585506406645760, 333292875250857984000, 7754472236069830656000

Offset

0,2

Links

Table of n, a(n) for n=0..19.

Formula

a(n) = A145357(n+3,3), n>=0.

Crossrefs

Cf. A001725 (first column), A145359 (second column).

Sequence in context: A087600 A306096 A370714 * A183405 A068884 A186663

Adjacent sequences: A145357 A145358 A145359 * A145361 A145362 A145363

Keyword

nonn,easy

Author

Wolfdieter Lang, Oct 17 2008

Status

approved