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A192681 as a simple table

n a(n)
0 1
1 1
2 1
3 3
4 8
5 22
6 63
7 193
8 627
9 2143
10 7677
11 28706
12 111669
13 450529
14 1880164
15 8097765
16 35922614
17 163849371
18 767224522
19 3682984346
20 18102428784
21 91000840873
22 467393250911
23 2450438244585
24 13102651355735
25 71398380128514
26 396202573696587

[1,1,1,3,8,22,63,193,627,2143,7677,28706,111669,
 450529,1880164,8097765,35922614,163849371,
 767224522,3682984346,18102428784,91000840873,
 467393250911,2450438244585,13102651355735,
 71398380128514,396202573696587]

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Last modified September 11 15:58 EDT 2024. Contains 375836 sequences. (Running on oeis4.)