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A114464 as a simple table

n a(n)
0 1
1 1
2 1
3 2
4 6
5 18
6 54
7 166
8 522
9 1670
10 5418
11 17786
12 58974
13 197226
14 664494
15 2253390
16 7685394
17 26345230
18 90721362
19 313682098
20 1088609142
21 3790610306
22 13239554790
23 46371693174
24 162835695258
25 573160873750
26 2021885799162
27 7146955776554

[1,1,1,2,6,18,54,166,522,1670,5418,17786,58974,
 197226,664494,2253390,7685394,26345230,90721362,
 313682098,1088609142,3790610306,13239554790,
 46371693174,162835695258,573160873750,
 2021885799162,7146955776554]

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)