A061569 - OEIS

A061569 as a simple table

n	a(n)
1	0
2	0
3	0
4	2
5	1
6	2
7	6
8	4
9	21
10	33
11	38
12	50
13	74
14	81
15	95
16	150
17	135
18	331
19	436
20	519
21	630
22	840
23	931
24	1089
25	1472
26	1464
27	2983
28	3691
29	4511
30	5523
31	6761
32	8187
33	9900
34	12067
35	14397
36	17734
37	21394
38	25529
39	30456
40	36609
41	43125
42	50987
43	61074
44	70801
45	87676
46	104100
47	121838
48	142899

[0,0,0,2,1,2,6,4,21,33,38,50,74,81,95,150,135,331, 436,519,630,840,931,1089,1472,1464,2983,3691,4511, 5523,6761,8187,9900,12067,14397,17734,21394,25529, 30456,36609,43125,50987,61074,70801,87676,104100, 121838,142899]