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A268170 as a simple table

n a(n)
0 1
1 1
2 2
3 5
4 16
5 65
6 326
7 1947
8 13410
9 104181
10 900214
11 8566655
12 89055224
13 1004141647
14 12204369138
15 159036267519
16 2211764983734
17 32696763676521
18 511987792322430
19 8465194670035767
20 147370831072230860
21 2694506417687396995
22 51622643862824956898
23 1034153511794063402519
24 21621325640846679627146

[1,1,2,5,16,65,326,1947,13410,104181,900214,
 8566655,89055224,1004141647,12204369138,
 159036267519,2211764983734,32696763676521,
 511987792322430,8465194670035767,
 147370831072230860,2694506417687396995,
 51622643862824956898,1034153511794063402519,
 21621325640846679627146]

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Last modified April 25 07:41 EDT 2024. Contains 371964 sequences. (Running on oeis4.)