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A172347 as a simple table

n a(n)
0 1
1 1
2 1
3 1
4 1
5 1
6 1
7 4
8 4
9 1
10 1
11 7
12 28
13 7
14 1
15 1
16 19
17 133
18 133
19 19
20 1
21 1
22 40
23 760
24 1330
25 760
26 40
27 1
28 1
29 97
30 3880
31 18430
32 18430
33 3880
34 97
35 1
36 1
37 217
38 21049
39 210490
40 571330
41 210490
42 21049
43 217
44 1
45 1
46 508
47 110236
48 2673223
49 15275560
50 15275560
51 2673223
52 110236
53 508

[1,1,1,1,1,1,1,4,4,1,1,7,28,7,1,1,19,133,133,19,1,
 1,40,760,1330,760,40,1,1,97,3880,18430,18430,3880,
 97,1,1,217,21049,210490,571330,210490,21049,217,1,
 1,508,110236,2673223,15275560,15275560,2673223,
 110236,508]

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Last modified March 29 08:13 EDT 2024. Contains 371265 sequences. (Running on oeis4.)