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A347552 Number of partitions of n into at most 2 prime parts. 4
1, 0, 1, 1, 1, 2, 1, 2, 1, 1, 2, 1, 1, 2, 2, 1, 2, 1, 2, 2, 2, 1, 3, 1, 3, 1, 3, 0, 2, 1, 3, 2, 2, 1, 4, 0, 4, 1, 2, 1, 3, 1, 4, 2, 3, 1, 4, 1, 5, 1, 4, 0, 3, 1, 5, 1, 3, 0, 4, 1, 6, 2, 3, 1, 5, 0, 6, 1, 2, 1, 5, 1, 6, 2, 5, 1, 5, 0, 7, 1, 4, 1, 5, 1, 8, 1, 5 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,6
LINKS
FORMULA
a(n) = Sum_{k=1..2} A117278(n,k) for n >= 2. - Alois P. Heinz, Sep 08 2021
CROSSREFS
Sequence in context: A206722 A245222 A022300 * A300983 A279205 A105690
KEYWORD
nonn
AUTHOR
Ilya Gutkovskiy, Sep 08 2021
STATUS
approved

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Last modified August 29 03:06 EDT 2024. Contains 375510 sequences. (Running on oeis4.)