A039855 Number of partitions satisfying cn(2,5) <= 1 and cn(3,5) <= 1.

1, 2, 3, 4, 6, 8, 11, 15, 19, 26, 33, 43, 54, 68, 87, 108, 133, 164, 201, 250, 303, 366, 440, 532, 644, 770, 913, 1083, 1288, 1537, 1812, 2125, 2489, 2928, 3445, 4023, 4668, 5420, 6310, 7351, 8505, 9797, 11281, 13029, 15042

Offset

1,2

Comments

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

Short: 2 <= u and 3 <= u (BBU).

Links

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

Crossrefs

Sequence in context: A132217 A265254 A303944 * A175868 A035950 A175864

Adjacent sequences: A039852 A039853 A039854 * A039856 A039857 A039858

Keyword

nonn

Author

Olivier Gérard

Status

approved