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A363648 as a simple table

n a(n)
1 4
2 26
3 128
4 1219
5 12556
6 195278
7 3294292
8 67773349
9 1550075836
10 40097713880
11 1141246682808
12 35686524105658
13 1211500426369572
14 44454809534927314
15 1751576172678539608
16 73789791194939982793
17 3308961047545347057848
18 157387135278770854655312

[4,26,128,1219,12556,195278,3294292,67773349,
 1550075836,40097713880,1141246682808,
 35686524105658,1211500426369572,44454809534927314,
 1751576172678539608,73789791194939982793,
 3308961047545347057848,157387135278770854655312]

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Last modified September 17 09:34 EDT 2024. Contains 375987 sequences. (Running on oeis4.)