A039888 Number of partitions satisfying cn(1,5) < cn(2,5) + cn(3,5) and cn(4,5) < cn(2,5) + cn(3,5).

0, 1, 1, 1, 2, 3, 5, 7, 9, 15, 18, 25, 33, 47, 66, 81, 102, 135, 180, 240, 291, 363, 462, 599, 761, 929, 1138, 1421, 1780, 2214, 2679, 3261, 3989, 4902, 5970, 7195, 8666, 10475, 12642, 15202, 18172, 21736, 25954, 30961, 36803

Offset

1,5

Comments

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

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

Links

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

Crossrefs

Sequence in context: A325833 A143587 A096305 * A036959 A108031 A280429

Adjacent sequences: A039885 A039886 A039887 * A039889 A039890 A039891

Keyword

nonn

Author

Olivier Gérard

Status

approved