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A017855 as a simple table

n a(n)
0 1
1 0
2 0
3 0
4 0
5 0
6 1
7 1
8 1
9 1
10 1
11 1
12 2
13 3
14 4
15 5
16 5
17 6
18 8
19 11
20 15
21 20
22 24
23 29
24 36
25 46
26 60
27 79
28 101
29 127
30 159
31 200
32 255
33 328
34 421
35 537
36 681
37 861
38 1092
39 1391
40 1776
41 2267
42 2888
43 3670
44 4661
45 5925
46 7542
47 9609
48 12242
49 15584

[1,0,0,0,0,0,1,1,1,1,1,1,2,3,4,5,5,6,8,11,15,20,
 24,29,36,46,60,79,101,127,159,200,255,328,421,537,
 681,861,1092,1391,1776,2267,2888,3670,4661,5925,
 7542,9609,12242,15584]

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Last modified March 28 11:59 EDT 2024. Contains 371254 sequences. (Running on oeis4.)