OFFSET
0,9
LINKS
Eric Weisstein's World of Mathematics, Partition Function
Eric Weisstein's World of Mathematics, Partition Function P Congruences
FORMULA
a(n) = n + 1 - A071754(n).
PROG
(PARI) a(n) = sum(k=1, n, !(numbpart(k) % 2)); \\ Michel Marcus, Feb 24 2023
CROSSREFS
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Aug 23 2003
STATUS
approved