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A320683 Number of 8-element subsets of [n] having a prime element sum. 2
0, 3, 11, 35, 101, 275, 669, 1486, 2970, 5474, 9514, 16071, 26652, 43301, 68207, 103901, 153339, 220576, 311048, 432343, 594218, 809436, 1093733, 1466746, 1951992, 2577872, 3377119, 4387788, 5652659, 7220623, 9146776, 11494964, 14338214, 17762174, 21865783 (list; graph; refs; listen; history; text; internal format)
OFFSET

8,2

LINKS

Alois P. Heinz, Table of n, a(n) for n = 8..500

CROSSREFS

Column k=8 of A282516.

Sequence in context: A166046 A223626 A088578 * A027060 A171498 A126939

Adjacent sequences:  A320680 A320681 A320682 * A320684 A320685 A320686

KEYWORD

nonn

AUTHOR

Alois P. Heinz, Oct 19 2018

STATUS

approved

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Last modified April 20 22:22 EDT 2019. Contains 322310 sequences. (Running on oeis4.)