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A273054 as a simple table

n a(n)
1 4
2 22
3 1382
4 7484
5 469876
6 2544538
7 159756458
8 865135436
9 54316725844
10 294143503702
11 18467527030502
12 100007926123244
13 6278904873644836
14 34002400738399258
15 2134809189512213738
16 11560716243129624476
17 725828845529279026084
18 3930609520263333922582 

[4,22,1382,7484,469876,2544538,159756458,
 865135436,54316725844,294143503702,18467527030502,
 100007926123244,6278904873644836,
 34002400738399258,2134809189512213738,
 11560716243129624476,725828845529279026084,
 3930609520263333922582]

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Last modified April 23 14:15 EDT 2024. Contains 371914 sequences. (Running on oeis4.)