A026925 Number of partitions of n into an odd number of parts, the greatest being 5; also, a(n+9) = number of partitions of n+4 into an even number of parts, each <=5.

0, 0, 0, 0, 1, 0, 1, 1, 3, 3, 6, 6, 10, 10, 16, 17, 25, 27, 37, 40, 53, 57, 73, 79, 99, 107, 131, 142, 171, 184, 218, 235, 275, 296, 343, 368, 422, 452, 514, 550, 621, 663, 743, 792, 883, 939, 1041, 1106, 1220, 1294, 1421, 1505, 1646, 1740

Offset: 1

Author

Clark Kimberling

Keywords

• nonn

Crossrefs

5th column of A262920.

Formula

a(n) + A026929(n) =A026811(n). - R. J. Mathar, Aug 22 2019