A121768 Series expansion for second area weighted moment of osculating polygons on square lattice.

0, 0, 2, 26, 242, 2090, 17028, 135192, 1052482, 8090534, 61600242, 465672902, 3500492506, 26194710582, 195292190860, 1451475017832, 10759514011692, 79578500716274, 587419268130996, 4328676402587912, 31849540056873120

Offset

1,3

Links

I. Jensen, Table of n, a(n) for n = 1..41 (from link below)

I. Jensen, More terms

Crossrefs

Sequence in context: A387040 A178884 A211319 * A280556 A198960 A289263

Adjacent sequences: A121765 A121766 A121767 * A121769 A121770 A121771

Keyword

nonn

Author

N. J. A. Sloane, Aug 30 2006

Status

approved