A266778 - OEIS

A266778 as a simple table

n	a(n)
0	1
1	0
2	1
3	1
4	2
5	2
6	4
7	4
8	7
9	8
10	12
11	13
12	20
13	22
14	31
15	36
16	48
17	55
18	73
19	83
20	107
21	123
22	154
23	177
24	220
25	251
26	306
27	351
28	422
29	481
30	575
31	652
32	771
33	875
34	1024
35	1158
36	1348
37	1518
38	1754
39	1973
40	2265
41	2538
42	2901
43	3241
44	3684
45	4109
46	4646
47	5167
48	5823
49	6457
50	7246
51	8020
52	8965
53	9898
54	11031
55	12150
56	13495
57	14837
58	16428
59	18022
60	19905
61	21789
62	23999
63	26228
64	28813

[1,0,1,1,2,2,4,4,7,8,12,13,20,22,31,36,48,55,73, 83,107,123,154,177,220,251,306,351,422,481,575, 652,771,875,1024,1158,1348,1518,1754,1973,2265, 2538,2901,3241,3684,4109,4646,5167,5823,6457,7246, 8020,8965,9898,11031,12150,13495,14837,16428, 18022,19905,21789,23999,26228,28813]