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A117715 as a simple table

n a(n)
0 0
1 1
2 1
3 0
4 1
5 2
6 1
7 2
8 5
9 10
10 0
11 3
12 12
13 33
14 72
15 1
16 5
17 29
18 109
19 305
20 701
21 0
22 8
23 70
24 360
25 1292
26 3640
27 8658
28 1
29 13
30 169
31 1189
32 5473
33 18901
34 53353
35 129949
36 0
37 21
38 408
39 3927
40 23184
41 98145
42 328776
43 927843
44 2298912
45 1
46 34
47 985
48 12970
49 98209
50 509626
51 2026009
52 6624850
53 18674305
54 46866034

[0,1,1,0,1,2,1,2,5,10,0,3,12,33,72,1,5,29,109,305,
 701,0,8,70,360,1292,3640,8658,1,13,169,1189,5473,
 18901,53353,129949,0,21,408,3927,23184,98145,
 328776,927843,2298912,1,34,985,12970,98209,509626,
 2026009,6624850,18674305,46866034]

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Last modified April 24 17:51 EDT 2024. Contains 371962 sequences. (Running on oeis4.)