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A350650 as a simple table

n a(n)
0 0
1 1
2 1
3 3
4 7
5 25
6 91
7 390
8 1797
9 9069
10 49106
11 284537
12 1751554
13 11406588
14 78254594
15 563642925
16 4249337018
17 33443545866
18 274130245342
19 2335311549498
20 20637538548167
21 188867393030394
22 1787189672368355
23 17461684290203403
24 175930808241047092
25 1825666076751872506

[0,1,1,3,7,25,91,390,1797,9069,49106,284537,
 1751554,11406588,78254594,563642925,4249337018,
 33443545866,274130245342,2335311549498,
 20637538548167,188867393030394,1787189672368355,
 17461684290203403,175930808241047092,
 1825666076751872506]

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Last modified August 10 17:16 EDT 2024. Contains 375058 sequences. (Running on oeis4.)