A146089 - OEIS

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A146089 as a simple table

n	a(n)
2	1
3	32
4	219
5	698
6	1657
7	3336
8	6023
9	10054
10	15813
11	23732
12	34291
13	48018
14	65489
15	87328
16	114207
17	146846
18	186013
19	232524

[1,32,219,698,1657,3336,6023,10054,15813,23732, 34291,48018,65489,87328,114207,146846,186013, 232524]