A026932 Triangular array T read by rows: T(n,k) = number of partitions of n into an even number of parts, each <= k.

0, 1, 1, 0, 1, 1, 1, 2, 3, 3, 0, 1, 2, 3, 3, 1, 2, 4, 5, 6, 6, 0, 2, 3, 5, 6, 7, 7, 1, 3, 6, 8, 10, 11, 12, 12, 0, 2, 5, 8, 10, 12, 13, 14, 14, 1, 3, 8, 12, 16, 18, 20, 21, 22, 22, 0, 3, 7, 13, 17, 21, 23, 25, 26, 27, 27, 1, 4, 11, 18, 25, 30, 34, 36, 38

Offset

1,8

Links

Table of n, a(n) for n=1..75.

Formula

T(n, k) = Sum_{i=1..k} A026921(n, i).

Crossrefs

Sequence in context: A242457 A340261 A190146 * A379011 A087401 A332915

Adjacent sequences: A026929 A026930 A026931 * A026933 A026934 A026935

Keyword

nonn,tabl

Author

Clark Kimberling

Status

approved