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A201137 as a simple table

n a(n)
1 20
2 5
3 402
4 117
5 5252
6 758
7 35810
8 4788
9 182640
10 18486
11 743288
12 78155
13 2551706
14 217720
15 7481114
16 653018
17 20218442
18 1605125
19 49306390
20 3853884
21 111522844
22 8139750
23 238718470
24 17696623
25 483325794
26 33393124
27 928163494
28 64732125

[20,5,402,117,5252,758,35810,4788,182640,18486,
 743288,78155,2551706,217720,7481114,653018,
 20218442,1605125,49306390,3853884,111522844,
 8139750,238718470,17696623,483325794,33393124,
 928163494,64732125]

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Last modified April 19 09:23 EDT 2024. Contains 371782 sequences. (Running on oeis4.)