A262529 - cp's OEIS frontend

A262529 Number of partitions of 2n into parts of exactly n sorts which are introduced in ascending order such that sorts of adjacent parts are different.

n	a(n)
0	1
1	1
2	4
3	31
4	464
5	10423
6	307123
7	11087757
8	471750268
9	23064505722
10	1272685923725
11	78185947269685
12	5290601944971906
13	390900941750607195
14	31309282176759170370
15	2701913799542547998709
16	249913023732255442857064
17	24663493072687443375499678

[1, 1, 4, 31, 464, 10423, 307123, 11087757, 471750268, 23064505722, 1272685923725, 78185947269685, 5290601944971906, 390900941750607195, 31309282176759170370, 2701913799542547998709, 249913023732255442857064, 24663493072687443375499678]

cp's OEIS Frontend

A262529 Number of partitions of 2n into parts of exactly n sorts which are introduced in ascending order such that sorts of adjacent parts are different.

Table of values

List of values