A076987 - OEIS

A076987 as a simple table

n	a(n)
1	3
2	3
3	10
4	21
5	6
6	55
7	15
8	105
9	10
10	21
11	45
12	253
13	66
14	15
15	91
16	465
17	120
18	55
19	153
20	21
21	190
22	45
23	231
24	1081
25	276
26	105
27	28
28	253
29	378
30	91
31	435
32	1953
33	496
34	171
35	36
36	253
37	630
38	153
39	703
40	561
41	780
42	253
43	861
44	45
45	91
46	231
47	1035
48	4465
49	1128
50	351
51	1225
52	105
53	1326
54	55
55	276
56	561

[3,3,10,21,6,55,15,105,10,21,45,253,66,15,91,465, 120,55,153,21,190,45,231,1081,276,105,28,253,378, 91,435,1953,496,171,36,253,630,153,703,561,780, 253,861,45,91,231,1035,4465,1128,351,1225,105, 1326,55,276,561]