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A007819 Sum C(n^2, i), i=1..n. 1
1, 10, 129, 2516, 68405, 2391495, 102022809, 5130659560, 296881218693, 19415908147835, 1415538531617771, 113796709835547766, 9998149029974754103, 952980844872975079231, 97930011125976327934825 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Harvey P. Dale, Table of n, a(n) for n = 1..338

MATHEMATICA

Table[Sum[Binomial[n^2, i], {i, n}], {n, 20}] (* Harvey P. Dale, Nov 03 2013 *)

CROSSREFS

Sequence in context: A296379 A183538 A184678 * A054050 A067313 A104130

Adjacent sequences:  A007816 A007817 A007818 * A007820 A007821 A007822

KEYWORD

nonn,easy

AUTHOR

jwl8k(AT)server.cs.Virginia.EDU (Joseph Lavinus Ganley)

STATUS

approved

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Last modified October 19 15:50 EDT 2019. Contains 328223 sequences. (Running on oeis4.)