A144340 Third column (m=3) of triangle S2hat(-4) = A144285.

1, 4, 52, 712, 13464, 299520, 8455392, 273091392, 10372138560, 443940231168, 21373226590464, 1136301643620864, 66301616889414144, 4203565310173630464, 287934809159520681984, 21176025476308764622848, 1664420505612432224993280, 139202656243140427345723392

Offset: 0

Author

Wolfdieter Lang Oct 09 2008

Keywords

• nonn
• easy

Crossrefs

A144339 (m=2 column).

Formula

a(n)=A144285(n+3,3), n>=0.