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A170737 as a simple table

n a(n)
0 1
1 18
2 306
3 5202
4 88434
5 1503378
6 25557426
7 434476242
8 7386096114
9 125563633938
10 2134581776946
11 36287890208082
12 616894133537394
13 10487200270135698
14 178282404592306866
15 3030800878069216722
16 51523614927176684274
17 875901453762003632658
18 14890324713954061755186

[1,18,306,5202,88434,1503378,25557426,434476242,
 7386096114,125563633938,2134581776946,
 36287890208082,616894133537394,10487200270135698,
 178282404592306866,3030800878069216722,
 51523614927176684274,875901453762003632658,
 14890324713954061755186]

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Last modified March 29 09:28 EDT 2024. Contains 371268 sequences. (Running on oeis4.)