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A197444 as a simple table

n a(n)
1 2
2 5
3 12
4 36
5 107
6 321
7 957
8 2868
9 8581
10 25694
11 76914
12 230273
13 689377
14 2063867
15 6178778
16 18498023
17 55379290
18 165794354
19 496354537
20 1485984549
21 4448735449
22 13318609060
23 39873206463
24 119372269782
25 357376295102
26 1069911935955

[2,5,12,36,107,321,957,2868,8581,25694,76914,
 230273,689377,2063867,6178778,18498023,55379290,
 165794354,496354537,1485984549,4448735449,
 13318609060,39873206463,119372269782,357376295102,
 1069911935955]

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Last modified March 29 01:36 EDT 2024. Contains 371264 sequences. (Running on oeis4.)