A266750 - OEIS

A266750 as a simple table

n	a(n)
0	1
1	1
2	1
3	2
4	2
5	3
6	4
7	5
8	6
9	8
10	11
11	13
12	16
13	20
14	24
15	30
16	36
17	43
18	52
19	62
20	75
21	88
22	104
23	122
24	143
25	168
26	195
27	227
28	263
29	304
30	352
31	404
32	463
33	531
34	606
35	692
36	787
37	894
38	1013
39	1147
40	1297
41	1461
42	1645
43	1849
44	2075
45	2327
46	2603
47	2908
48	3246
49	3617
50	4027
51	4475
52	4968
53	5508
54	6101
55	6751
56	7458
57	8233
58	9078
59	9999
60	11005
61	12096
62	13283
63	14575
64	15976
65	17498
66	19145

[1,1,1,2,2,3,4,5,6,8,11,13,16,20,24,30,36,43,52, 62,75,88,104,122,143,168,195,227,263,304,352,404, 463,531,606,692,787,894,1013,1147,1297,1461,1645, 1849,2075,2327,2603,2908,3246,3617,4027,4475,4968, 5508,6101,6751,7458,8233,9078,9999,11005,12096, 13283,14575,15976,17498,19145]