A007393 - OEIS

A007393 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	0
13	0
14	7
15	0
16	16
17	0
18	27
19	0
20	40
21	7
22	55
23	23
24	72
25	50
26	91
27	90
28	119
29	145
30	165
31	217
32	240
33	308
34	357
35	427
36	531
37	592
38	779
39	832
40	1120
41	1189
42	1582
43	1720
44	2211
45	2499
46	3082
47	3619
48	4312
49	5201
50	6075
51	7412
52	8619
53	10494
54	12285

[0,0,0,0,0,0,0,0,0,0,0,0,0,7,0,16,0,27,0,40,7,55, 23,72,50,91,90,119,145,165,217,240,308,357,427, 531,592,779,832,1120,1189,1582,1720,2211,2499, 3082,3619,4312,5201,6075,7412,8619,10494,12285]