A154961 2nd column of A154960.

0, 1, 3, 25, 340, 7026, 204862, 8007602, 404077632, 25569505628, 1982619985192, 184861494417920, 20406183592852460, 2631875641089358912, 392163247878318070876, 66855512799464487146588, 12929525365915201064027856, 2815456378791384288128303192

Offset

1,3

Comments

A052882 might have similarities with this sequence because A052882 is the 2nd column in table A154921 which is similar to A154960.

Links

Table of n, a(n) for n=1..18.

Prog

(PARI) { (matrix(30, 30, i, j, (-1)^(i!=j)*stirling(i, j, 2))^(-1))[, 2] } \\ Max Alekseyev, Jun 17 2011

Crossrefs

Cf. A052882, A154921, A154960.

Sequence in context: A143635 A246756 A023997 * A322760 A325286 A085527

Adjacent sequences: A154958 A154959 A154960 * A154962 A154963 A154964

Keyword

nonn

Author

Mats Granvik, Jan 18 2009

Extensions

More terms from Max Alekseyev, Jun 17 2011

Status

approved