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A221787 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 1
9 0
10 0
11 0
12 3
13 0
14 0
15 0
16 0
17 8
18 5
19 1
20 0
21 0
22 0
23 21
24 24
25 16
26 0
27 0
28 0
29 0
30 55
31 142
32 173
33 41
34 1
35 0
36 0
37 0
38 144
39 840
40 1325
41 744
42 105
43 0
44 0
45 0
46 0
47 377
48 4919
49 15936
50 13682
51 4131
52 288
53 1
54 0
55 0
56 0
57 987
58 28704
59 187794
60 252538
61 109702
62 19998
63 735
64 0
65 0
66 0
67 0
68 2584
69 167344

[0,0,0,0,0,0,0,1,0,0,0,3,0,0,0,0,8,5,1,0,0,0,21,
 24,16,0,0,0,0,55,142,173,41,1,0,0,0,144,840,1325,
 744,105,0,0,0,0,377,4919,15936,13682,4131,288,1,0,
 0,0,987,28704,187794,252538,109702,19998,735,0,0,
 0,0,2584,167344]

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Last modified April 25 23:59 EDT 2024. Contains 371989 sequences. (Running on oeis4.)