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A090437
Alternating row sums of array A078740 ((3,2)-Stirling2).
1
1, 1, -17, -299, 1921, 451621, 23016631, -138672407, -208026131039, -31455532865879, -2214855733827329, 358045039222582141, 197933737480453452193, 51028310360637930765901, 6769736050165112232649351, -1644881699523140953828119599
OFFSET
1,3
FORMULA
a(n) = Sum_{k=2..2*n} A078740(n, k)*(-1)^k, n>=1.
CROSSREFS
Cf. A078740.
Sequence in context: A222572 A163049 A083453 * A007805 A158585 A201232
KEYWORD
sign,easy
AUTHOR
Wolfdieter Lang, Dec 23 2003
STATUS
approved