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A221308 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 5
6 0
7 1
8 10
9 10
10 1
11 0
12 31
13 0
14 31
15 0
16 0
17 90
18 312
19 312
20 90
21 0
22 0
23 259
24 0
25 3334
26 0
27 259
28 0
29 1
30 746
31 10042
32 38146
33 38146
34 10042
35 746
36 1
37 0
38 2150
39 0
40 431474
41 0
42 431474
43 0
44 2150
45 0
46 0
47 6192
48 319226
49 4855258
50 19642342
51 19642342
52 4855258
53 319226
54 6192
55 0
56 0
57 17831
58 0

[0,0,0,0,5,0,1,10,10,1,0,31,0,31,0,0,90,312,312,
 90,0,0,259,0,3334,0,259,0,1,746,10042,38146,38146,
 10042,746,1,0,2150,0,431474,0,431474,0,2150,0,0,
 6192,319226,4855258,19642342,19642342,4855258,
 319226,6192,0,0,17831,0]

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Last modified April 23 07:57 EDT 2024. Contains 371905 sequences. (Running on oeis4.)