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A087110 as a simple table

n a(n)
1 1
2 1
3 6
4 15
5 20
6 15
7 6
8 1
9 1
10 48
11 687
12 4850
13 20385
14 55908
15 104959
16 137886
17 127050
18 80640
19 33642
20 8316
21 924
22 1
23 342
24 21267
25 527876
26 7020525
27 58015362
28 324610399
29 1297791264
30 3839203452
31 8595153000
32 14760228672
33 19560928464
34 19987430694

[1,1,6,15,20,15,6,1,1,48,687,4850,20385,55908,
 104959,137886,127050,80640,33642,8316,924,1,342,
 21267,527876,7020525,58015362,324610399,
 1297791264,3839203452,8595153000,14760228672,
 19560928464,19987430694]

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Last modified April 23 05:20 EDT 2024. Contains 371906 sequences. (Running on oeis4.)