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A099029 Main diagonal of array A099028. 1
-1, 6, -72, 1608, -58080, 3087648, -226762368, 21986726016, -2720113657344, 418117827310080, -78167762731812864, 17465102642354817024, -4595978556276162551808, 1406897783859319396442112 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

CROSSREFS

Sequence in context: A038095 A012242 A138446 * A120331 A009523 A009793

Adjacent sequences:  A099026 A099027 A099028 * A099030 A099031 A099032

KEYWORD

sign

AUTHOR

Ralf Stephan, Sep 27 2004

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Last modified February 16 15:55 EST 2012. Contains 205933 sequences.