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A121767 Series expansion for first area weighted moment of osculating polygons on square lattice. 1
0, 1, 4, 26, 148, 908, 5600, 35358, 225900, 1460495, 9528580, 62659826, 414794388, 2761665143, 18478780624, 124186579380, 837825377160, 5671852529106, 38515222492016, 262266364986772, 1790362225181496 (list; graph; refs; listen; history; text; internal format)
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: A223627 A144068 A204062 * A092167 A124544 A145840

Adjacent sequences:  A121764 A121765 A121766 * A121768 A121769 A121770

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Aug 30 2006

STATUS

approved

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Last modified September 25 13:01 EDT 2020. Contains 337344 sequences. (Running on oeis4.)