A320685 - OEIS

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A320685

Number of 10-element subsets of [n] having a prime element sum.

2

0, 2, 17, 72, 236, 629, 1595, 3997, 9471, 20149, 38930, 70447, 123090, 210770, 355651, 590703, 964039, 1543512, 2423915, 3732549, 5636518, 8348518, 12139004, 17351874, 24431558, 33952483, 46660067, 63511160, 85724877, 114828861, 152714868, 201683593, 264500182

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OFFSET

10,2

LINKS

Alois P. Heinz, Table of n, a(n) for n = 10..500

CROSSREFS

Column k=10 of A282516.

Sequence in context: A042803 A182876 A056074 * A268784 A338088 A155715

Adjacent sequences: A320682 A320683 A320684 * A320686 A320687 A320688

KEYWORD

nonn

AUTHOR

Alois P. Heinz, Oct 19 2018

STATUS

approved