A035398 - OEIS

A035398 as a simple table

n	a(n)
1	1
2	1
3	1
4	2
5	2
6	2
7	2
8	4
9	4
10	4
11	5
12	7
13	7
14	7
15	9
16	12
17	12
18	13
19	16
20	19
21	19
22	22
23	26
24	30
25	31
26	36
27	41
28	45
29	48
30	56
31	62
32	68
33	75
34	85
35	92
36	101
37	112
38	125
39	134
40	149
41	165
42	180
43	193
44	216
45	237
46	256
47	277
48	309
49	335
50	360
51	392
52	434
53	466
54	503
55	550
56	602
57	643
58	697
59	760
60	824
61	881
62	958
63	1039

[1,1,1,2,2,2,2,4,4,4,5,7,7,7,9,12,12,13,16,19,19, 22,26,30,31,36,41,45,48,56,62,68,75,85,92,101,112, 125,134,149,165,180,193,216,237,256,277,309,335, 360,392,434,466,503,550,602,643,697,760,824,881, 958,1039]