A320551 - cp's OEIS frontend

A320551 Number of partitions of n into parts of exactly nine sorts which are introduced in ascending order such that sorts of adjacent parts are different.

n	a(n)
9	1
10	37
11	788
12	12705
13	172520
14	2084836
15	23169639
16	241881526
17	2406802476
18	23064505722
19	214505275666
20	1947297442708
21	17332491414655
22	151788374232332
23	1311496639251360
24	11205023121317869
25	94832831557101194
26	796244028802170279
27	6640545376656272033

[1, 37, 788, 12705, 172520, 2084836, 23169639, 241881526, 2406802476, 23064505722, 214505275666, 1947297442708, 17332491414655, 151788374232332, 1311496639251360, 11205023121317869, 94832831557101194, 796244028802170279, 6640545376656272033]

cp's OEIS Frontend

A320551 Number of partitions of n into parts of exactly nine sorts which are introduced in ascending order such that sorts of adjacent parts are different.

Table of values

List of values