A198342 - OEIS

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A198342 as a simple table

n	a(n)
1	0
2	0
3	0
4	0
5	2
6	4
7	3
8	5
9	4
10	21
11	4
12	36
13	3
14	27
15	40
16	49
17	5
18	91
19	2
20	358
21	56
22	27
23	3
24	807
25	79
26	26
27	64
28	617
29	2
30	1896
31	4

[0,0,0,0,2,4,3,5,4,21,4,36,3,27,40,49,5,91,2,358, 56,27,3,807,79,26,64,617,2,1896,4]