A238221 - OEIS

A238221 as a simple table

n	a(n)
0	0
1	0
2	0
3	0
4	0
5	0
6	0
7	1
8	1
9	1
10	1
11	1
12	1
13	2
14	3
15	3
16	4
17	4
18	6
19	7
20	9
21	11
22	12
23	14
24	17
25	20
26	24
27	28
28	32
29	37
30	44
31	51
32	59
33	69
34	78
35	90
36	104
37	119
38	136
39	156
40	177
41	202
42	230
43	261
44	296
45	336
46	379
47	428
48	483
49	544
50	612
51	689
52	773
53	867
54	972
55	1088
56	1217
57	1360
58	1518
59	1693
60	1887

[0,0,0,0,0,0,0,1,1,1,1,1,1,2,3,3,4,4,6,7,9,11,12, 14,17,20,24,28,32,37,44,51,59,69,78,90,104,119, 136,156,177,202,230,261,296,336,379,428,483,544, 612,689,773,867,972,1088,1217,1360,1518,1693,1887]