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A122025 as a simple table

n a(n)
0 1
1 1
2 1
3 1
4 1
5 2
6 5
7 13
8 29
9 109
10 629
11 4274
12 23329
13 170353
14 2034385
15 35152177
16 494532481
17 7768108946
18 176258003381
19 7248370100941
20 266967020984381
21 9997125891977197
22 431397731193035525
23 38079906742644329378

[1,1,1,1,1,2,5,13,29,109,629,4274,23329,170353,
 2034385,35152177,494532481,7768108946,
 176258003381,7248370100941,266967020984381,
 9997125891977197,431397731193035525,
 38079906742644329378]

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Last modified April 23 06:04 EDT 2024. Contains 371906 sequences. (Running on oeis4.)