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A198280 as a simple table

n a(n)
1 2
2 14
3 100
4 662
5 4588
6 31718
7 219060
8 1516006
9 10490668
10 72598710
11 502455316
12 3477498838
13 24068002412
14 166577135174
15 1152898456372
16 7979341139206
17 55225944246124
18 382225190106390
19 2645425190166548
20 18309297185224566

[2,14,100,662,4588,31718,219060,1516006,10490668,
 72598710,502455316,3477498838,24068002412,
 166577135174,1152898456372,7979341139206,
 55225944246124,382225190106390,2645425190166548,
 18309297185224566]

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Last modified April 16 19:05 EDT 2024. Contains 371751 sequences. (Running on oeis4.)