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A025219
a(n) = [ 2nd elementary symmetric function of {sqrt(k+1)} ], k = 1,2,...,n.
0
2, 8, 20, 38, 64, 99, 145, 203, 274, 360, 462, 581, 719, 877, 1056, 1258, 1484, 1735, 2013, 2319, 2655, 3021, 3419, 3850, 4317, 4819, 5359, 5937, 6556, 7216, 7918, 8665, 9457, 10296, 11183, 12119, 13106, 14145, 15237, 16385, 17588, 18849, 20168, 21548, 22988
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OFFSET
2,1
LINKS
Table of n, a(n) for n=2..46.
CROSSREFS
Sequence in context:
A130238
A038460
A077588
*
A278212
A032767
A294869
Adjacent sequences:
A025216
A025217
A025218
*
A025220
A025221
A025222
KEYWORD
nonn
AUTHOR
Clark Kimberling
STATUS
approved
