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A237869 as a simple table

n a(n)
1 0
2 1
3 0
4 1
5 1
6 1
7 1
8 4
9 2
10 4
11 5
12 7
13 8
14 13
15 12
16 18
17 22
18 30
19 33
20 46
21 51
22 69
23 81
24 102
25 120
26 155
27 179
28 224
29 265
30 326
31 383
32 476
33 553
34 674
35 793
36 956
37 1123
38 1353
39 1578
40 1886
41 2209
42 2624
43 3063
44 3630
45 4222
46 4979
47 5797
48 6803
49 7900
50 9256
51 10717
52 12507
53 14477
54 16836

[0,1,0,1,1,1,1,4,2,4,5,7,8,13,12,18,22,30,33,46,
 51,69,81,102,120,155,179,224,265,326,383,476,553,
 674,793,956,1123,1353,1578,1886,2209,2624,3063,
 3630,4222,4979,5797,6803,7900,9256,10717,12507,
 14477,16836]

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Last modified April 24 08:13 EDT 2024. Contains 371922 sequences. (Running on oeis4.)