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A223911 as a simple table

n a(n)
0 1
1 1
2 3
3 13
4 111
5 1381
6 25623
7 678133
8 26169951
9 1447456261
10 114973232583
11 13034314621813
12 2103826463800911
13 481932523110975301
14 156356753093586913143
15 71729530379673590609653
16 46471511649877647638694591
17 42487759521494442057018000901
18 54781291469300608901184153800103

[1,1,3,13,111,1381,25623,678133,26169951,
 1447456261,114973232583,13034314621813,
 2103826463800911,481932523110975301,
 156356753093586913143,71729530379673590609653,
 46471511649877647638694591,
 42487759521494442057018000901,
 54781291469300608901184153800103]

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Last modified April 23 05:35 EDT 2024. Contains 371906 sequences. (Running on oeis4.)