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A145547 as a simple table

n a(n)
1 1
2 1
3 2
4 4
5 9
6 20
7 48
8 115
9 286
10 719
11 1841
12 4762
13 12470
14 32918
15 87628
16 234795
17 633000
18 1715435
19 4671098
20 12772707
21 35059815
22 96567161
23 266818396
24 739344427 

[1,1,2,4,9,20,48,115,286,719,1841,4762,12470,
 32918,87628,234795,633000,1715435,4671098,
 12772707,35059815,96567161,266818396,739344427]

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Last modified May 5 08:57 EDT 2024. Contains 372264 sequences. (Running on oeis4.)