A018119 - OEIS

A018119 as a simple table

n	a(n)
0	1
1	2
2	2
3	2
4	2
5	2
6	3
7	3
8	4
9	4
10	4
11	5
12	6
13	7
14	7
15	8
16	10
17	11
18	13
19	14
20	16
21	19
22	22
23	25
24	28
25	32
26	37
27	43
28	49
29	56
30	64
31	74
32	85
33	98
34	112
35	128
36	148
37	169
38	195
39	223
40	256
41	295
42	338
43	389
44	446
45	512
46	589
47	676
48	777
49	892
50	1024
51	1177
52	1352

[1,2,2,2,2,2,3,3,4,4,4,5,6,7,7,8,10,11,13,14,16, 19,22,25,28,32,37,43,49,56,64,74,85,98,112,128, 148,169,195,223,256,295,338,389,446,512,589,676, 777,892,1024,1177,1352]