A202085 Number of partitions of 5n such that cn(1,5) = cn(4,5) = cn(2,5) = cn(3,5) <= cn(0,5).

1, 2, 4, 11, 28, 69, 153, 323, 647, 1258, 2380, 4427, 8092, 14601, 25991, 45724, 79469, 136604, 232235, 390806, 651132, 1074863, 1758595, 2853386, 4592952, 7337821, 11639376, 18337780, 28704122, 44653849, 69055688, 106188925, 162402533

Offset: 1

Author

Max Alekseyev, Dec 11 2011

Keywords

• nonn

Comments

For a given partition, cn(i,n) means the number of its parts equal to i modulo n.

Links

• Index and properties of sequences related to partitions of 5n

Formula

a(n) = A046776(n) + A202086(n)

a(n) = A036882(n) - A036891(n)