A027195 - OEIS

A027195 as a simple table

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	1
7	1
8	1
9	1
10	1
11	1
12	2
13	2
14	3
15	4
16	5
17	6
18	9
19	10
20	13
21	16
22	20
23	24
24	31
25	36
26	45
27	54
28	66
29	78
30	97
31	114
32	138
33	164
34	197
35	232
36	280
37	328
38	392
39	461
40	546
41	639
42	758
43	884
44	1041
45	1215
46	1425
47	1657
48	1941
49	2250
50	2624
51	3041
52	3534
53	4084
54	4740
55	5465
56	6321
57	7280
58	8399

[0,0,0,0,0,1,1,1,1,1,1,2,2,3,4,5,6,9,10,13,16,20, 24,31,36,45,54,66,78,97,114,138,164,197,232,280, 328,392,461,546,639,758,884,1041,1215,1425,1657, 1941,2250,2624,3041,3534,4084,4740,5465,6321,7280, 8399]