

A106343


Column 0 of triangle A106342, which is the matrix inverse of the triangle A008278 of Stirling numbers of 2nd kind.


1



1, 1, 2, 9, 94, 2220, 114456, 12542341, 2868686486, 1352689963470, 1303841598115220, 2553657953434195806, 10119516065845068051324, 80887691741489094086813370, 1301256069443123826666772275060, 42062318857764855463647559458896325
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OFFSET

0,3


LINKS

Table of n, a(n) for n=0..15.


PROG

(PARI) {a(n)=(matrix(n+1, n+1, r, c, if(r>=c, sum(m=0, rc+1, (1)^(rc+1m)*m^r/m!/(rc+1m)!)))^1)[n+1, 1]}


CROSSREFS

Cf. A106342, A008278.
Sequence in context: A291622 A058156 A011837 * A086992 A115965 A001142
Adjacent sequences: A106340 A106341 A106342 * A106344 A106345 A106346


KEYWORD

sign


AUTHOR

Paul D. Hanna, May 01 2005


STATUS

approved



