A039877 Number of partitions satisfying cn(2,5) + cn(3,5) <= cn(1,5) and cn(2,5) + cn(3,5) <= cn(4,5).

1, 1, 1, 2, 3, 4, 5, 7, 9, 12, 15, 22, 28, 34, 42, 54, 73, 93, 110, 135, 168, 220, 271, 325, 391, 480, 602, 735, 876, 1051, 1267, 1552, 1864, 2222, 2642, 3157, 3783, 4500, 5334, 6313, 7460, 8826, 10394, 12267, 14415

Offset

1,4

Comments

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

Short: 2 + 3 <= 1 and 2 + 3 <= 4 (BBpAA).

Links

Table of n, a(n) for n=1..45.

Crossrefs

Sequence in context: A121659 A096814 A039861 * A291833 A272691 A192433

Adjacent sequences: A039874 A039875 A039876 * A039878 A039879 A039880

Keyword

nonn

Author

Olivier Gérard

Status

approved