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A098497 Main diagonal of triangle A098495. 0
1, -1, 1, -7, 76, -989, 15289, -275807, 5702887, -133121449, 3464398070, -99482086439, 3125039826481, -106610733533317, 3925411300203301, -155161278879431551, 6553471162481684656 (list; graph; refs; listen; history; internal format)
OFFSET

0,4

CROSSREFS

Sequence in context: A139472 A180356 A114470 * A166169 A153688 A059195

Adjacent sequences:  A098494 A098495 A098496 * A098498 A098499 A098500

KEYWORD

sign

AUTHOR

Ralf Stephan (ralf(AT)ark.in-berlin.de), Sep 12 2004

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Last modified February 16 23:45 EST 2012. Contains 205978 sequences.