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A198413 as a simple table

n a(n)
0 1
1 1
2 3
3 11
4 46
5 205
6 962
7 4668
8 23268
9 118374
10 612305
11 3210348
12 17023682
13 91140496
14 491968036
15 2674572509
16 14631157562
17 80480706331
18 444865534251
19 2469826058736
20 13766223517639
21 77003660186990
22 432131032213098
23 2432230966070833
24 13726899289265314

[1,1,3,11,46,205,962,4668,23268,118374,612305,
 3210348,17023682,91140496,491968036,2674572509,
 14631157562,80480706331,444865534251,
 2469826058736,13766223517639,77003660186990,
 432131032213098,2432230966070833,
 13726899289265314]

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Last modified October 20 04:37 EDT 2019. Contains 328247 sequences. (Running on oeis4.)