A136625 Transpose the irregular triangle A136624; rows will now count numeric partitions and columns will count new Catalan objects.

1, 1, 2, 1, 2, 3, 2, 3, 2, 2, 1, 6, 2, 2, 7, 4, 2, 2, 6, 8, 4, 2, 2, 4, 12

Offset

0,3

Links

Table of n, a(n) for n=0..24.

Example

A136624 begins
1
.1
....2...1
........2...3...3...1
............2...2...6...7...6...4...1
................2...2...4...8..12..15..17..14..10...5...1
....................2...2...4
........................2...2
............................2
so row six of this sequence becomes 1 6 2 2 distributing the 11 partitions.

Crossrefs

Cf. A000041, A000108, A136624.

Sequence in context: A105499 A005812 A362257 * A321861 A283431 A258594

Adjacent sequences: A136622 A136623 A136624 * A136626 A136627 A136628

Keyword

more,nonn,tabf

Author

Alford Arnold, Jan 20 2008

Status

approved