A362638 - cp's OEIS frontend

A362638 Number of partitions of [n] whose blocks are ordered with increasing least elements and where block i has size at most i.

n	a(n)
0	1
1	1
2	1
3	2
4	4
5	11
6	34
7	117
8	458
9	1960
10	9113
11	45730
12	246220
13	1411820
14	8584314
15	55121249
16	372445462
17	2639750490
18	19570232608
19	151390999949
20	1219308754065
21	10204045406690
22	88571532840007
23	796100505025761
24	7398510884959638
25	70995106473861076
26	702542384597885615

[1, 1, 1, 2, 4, 11, 34, 117, 458, 1960, 9113, 45730, 246220, 1411820, 8584314, 55121249, 372445462, 2639750490, 19570232608, 151390999949, 1219308754065, 10204045406690, 88571532840007, 796100505025761, 7398510884959638, 70995106473861076, 702542384597885615]

cp's OEIS Frontend

A362638 Number of partitions of [n] whose blocks are ordered with increasing least elements and where block i has size at most i.

Table of values

List of values