The On-Line Encyclopedia of Integer Sequences (OEIS)

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A025219

a(n) = [ 2nd elementary symmetric function of {sqrt(k+1)} ], k = 1,2,...,n.
(history; published version)

#3 by Russ Cox at Fri Mar 30 18:56:01 EDT 2012

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

Clark Kimberling

Discussion

Fri Mar 30

18:56

OEIS Server: https://oeis.org/edit/global/285

#2 by N. J. A. Sloane at Fri May 16 03:00:00 EDT 2003

NAME

a(n) = [ 2nd elem. sym. elementary symmetric function of {sqrt(k+1)} ], k = 1,2,...,n.

KEYWORD

nonn,new

nonn

AUTHOR

Clark Kimberling (ck6@cedar.(AT)evansville.edu)

#1 by N. J. A. Sloane at Sat Dec 11 03:00:00 EST 1999

NAME

a(n) = [ 2nd elem. sym. function of {sqrt(k+1)} ], k = 1,2,...,n.

DATA

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

OFFSET

2,1

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6@cedar.evansville.edu)

STATUS

approved