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A148099 as a simple table

n a(n)
0 1
1 1
2 2
3 4
4 10
5 26
6 76
7 223
8 702
9 2214
10 7304
11 24164
12 82489
13 282164
14 987881
15 3463409
16 12359141
17 44151318
18 159911910
19 579698430
20 2124693327
21 7792875067
22 28839353888
23 106787736502
24 398354778453
25 1486699269986
26 5582988776700
27 20973971137343
28 79208990291815
29 299233839402802
30 1135531152080614
31 4310296717819132

[1,1,2,4,10,26,76,223,702,2214,7304,24164,82489,
 282164,987881,3463409,12359141,44151318,159911910,
 579698430,2124693327,7792875067,28839353888,
 106787736502,398354778453,1486699269986,
 5582988776700,20973971137343,79208990291815,
 299233839402802,1135531152080614,4310296717819132]

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Last modified April 22 13:29 EDT 2021. Contains 343177 sequences. (Running on oeis4.)