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A347578 Number of partitions of n into at most 4 prime parts. 4
1, 0, 1, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 6, 7, 8, 8, 9, 10, 9, 11, 11, 13, 11, 15, 12, 16, 15, 16, 15, 18, 16, 20, 17, 23, 18, 24, 20, 26, 22, 26, 23, 31, 23, 33, 26, 35, 26, 39, 27, 41, 32, 41, 31, 46, 31, 48, 34, 51, 34, 54, 36, 58, 40, 58, 42, 64, 41 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,6

LINKS

Table of n, a(n) for n=0..69.

FORMULA

a(n) = Sum_{k=1..4} A117278(n,k) for n >= 2. - Alois P. Heinz, Sep 08 2021

CROSSREFS

Cf. A000040, A000607, A071335, A117278, A259194, A347552, A347609, A347610.

Sequence in context: A100682 A075355 A287864 * A194163 A194253 A284849

Adjacent sequences:  A347575 A347576 A347577 * A347579 A347580 A347581

KEYWORD

nonn

AUTHOR

Ilya Gutkovskiy, Sep 08 2021

STATUS

approved

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Last modified July 7 12:27 EDT 2022. Contains 355148 sequences. (Running on oeis4.)