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A156823 as a simple table

n a(n)
0 1
1 1
2 1
3 1
4 4
5 13
6 1
7 11
8 90
9 670
10 1
11 26
12 480
13 7870
14 122861
15 1
16 57
17 2247
18 77527
19 2526198
20 80189094
21 1
22 120
23 9807
24 695368
25 46334382
26 2999255160
27 191467330714
28 1
29 247
30 41176
31 5924720
32 798773822
33 104443530554
34 13455795711072
35 1721026866650520
36 1

[1,1,1,1,4,13,1,11,90,670,1,26,480,7870,122861,1,
 57,2247,77527,2526198,80189094,1,120,9807,695368,
 46334382,2999255160,191467330714,1,247,41176,
 5924720,798773822,104443530554,13455795711072,
 1721026866650520,1]

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Last modified May 8 14:56 EDT 2024. Contains 372338 sequences. (Running on oeis4.)