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A011852 a(n) = floor(binomial(n,6)/6). 1
0, 0, 0, 0, 0, 0, 0, 1, 4, 14, 35, 77, 154, 286, 500, 834, 1334, 2062, 3094, 4522, 6460, 9044, 12435, 16824, 22432, 29516, 38371, 49335, 62790, 79170, 98962, 122713, 151032, 184594, 224150, 270526, 324632 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,9

LINKS

Table of n, a(n) for n=0..36.

PROG

(Sage) [floor(binomial(n, 6)/6) for n in xrange(0, 37)] # Zerinvary Lajos, Dec 01 2009

(PARI) a(n) = binomial(n, 6)\6; \\ Michel Marcus, Jan 28 2018

CROSSREFS

A column of triangle A011857.

Sequence in context: A063258 A178964 A197275 * A307260 A288678 A295180

Adjacent sequences:  A011849 A011850 A011851 * A011853 A011854 A011855

KEYWORD

nonn

AUTHOR

N. J. A. Sloane

STATUS

approved

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Last modified April 25 16:08 EDT 2019. Contains 322461 sequences. (Running on oeis4.)