A098497 Main diagonal of triangle A098495.

1, -1, 1, -7, 76, -989, 15289, -275807, 5702887, -133121449, 3464398070, -99482086439, 3125039826481, -106610733533317, 3925411300203301, -155161278879431551, 6553471162481684656

Offset

0,4

Links

Table of n, a(n) for n=0..16.

Crossrefs

Cf. A098495.

Sequence in context: A139472 A180356 A114470 * A366015 A337595 A215515

Adjacent sequences: A098494 A098495 A098496 * A098498 A098499 A098500

Keyword

sign

Author

Ralf Stephan, Sep 12 2004

Status

approved