A144509 - cp's OEIS frontend

A144509 a(n) = total number of partitions of [1, 2, ..., k] into exactly n blocks, each of size 1, 2, ..., 5, for 0 <= k <= 5n.

n	a(n)
0	1
1	5
2	456
3	405408
4	1495388159
5	15467641899285
6	361207016885536095
7	16557834064546698285496
8	1350410785161120363519024709
9	182141025850694258874753732988078
10	38395944834298393218465758049745918098
11	12093097322244029427838390643054170162054258
12	5485321312184901565806045962453632525844948020084

[1, 5, 456, 405408, 1495388159, 15467641899285, 361207016885536095, 16557834064546698285496, 1350410785161120363519024709, 182141025850694258874753732988078, 38395944834298393218465758049745918098, 12093097322244029427838390643054170162054258, 5485321312184901565806045962453632525844948020084]

cp's OEIS Frontend

A144509 a(n) = total number of partitions of [1, 2, ..., k] into exactly n blocks, each of size 1, 2, ..., 5, for 0 <= k <= 5n.

Table of values

List of values