A242528 - OEIS

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A242528 as a simple table

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	0
10	0
11	0
12	2
13	4
14	18
15	13
16	62
17	8
18	133
19	225
20	209
21	32
22	2644
23	4462
24	61341
25	113986
26	750294
27	176301
28	7575912
29	3575686
30	7705362
31	36777080
32	108638048
33	97295807

[0,0,0,0,0,0,0,0,0,0,0,2,4,18,13,62,8,133,225,209, 32,2644,4462,61341,113986,750294,176301,7575912, 3575686,7705362,36777080,108638048,97295807]