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A149358 as a simple table

n a(n)
0 1
1 1
2 4
3 12
4 43
5 163
6 656
7 2698
8 11344
9 48724
10 212399
11 939687
12 4195518
13 18895902
14 85815964
15 392491390
16 1804983326
17 8343871333
18 38761066926
19 180795136179
20 846325495536
21 3975432440478
22 18731970424992
23 88502758036004
24 419206009153425
25 1990366204167853
26 9470375008073564
27 45149095508017120

[1,1,4,12,43,163,656,2698,11344,48724,212399,
 939687,4195518,18895902,85815964,392491390,
 1804983326,8343871333,38761066926,180795136179,
 846325495536,3975432440478,18731970424992,
 88502758036004,419206009153425,1990366204167853,
 9470375008073564,45149095508017120]

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Last modified May 15 01:31 EDT 2024. Contains 372536 sequences. (Running on oeis4.)