A202086 Number of partitions of 5n such that cn(1,5) = cn(4,5) = cn(2,5) = cn(3,5) < cn(0,5).

1, 2, 3, 6, 13, 33, 78, 177, 376, 763, 1489, 2826, 5241, 9550, 17140, 30362, 53138, 91962, 157448, 266815, 447699, 744146, 1225723, 2001607, 3241805, 5209497, 8309317, 13160012, 20701952, 32357095, 50263743, 77622174, 119197958

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) = A202085(n) - A046776(n)

a(n) = A036887(n) - A036895(n)