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A164630 as a simple table

n a(n)
0 1
1 18
2 306
3 5202
4 88434
5 1503378
6 25557426
7 434476089
8 7386090912
9 125563501440
10 2134578775392
11 36287826447168
12 616892833115424
13 10487174482692864
14 178281903641223096
15 3030791298303722112
16 51523433990019421056

[1,18,306,5202,88434,1503378,25557426,434476089,
 7386090912,125563501440,2134578775392,
 36287826447168,616892833115424,10487174482692864,
 178281903641223096,3030791298303722112,
 51523433990019421056]

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Last modified May 8 00:02 EDT 2024. Contains 372317 sequences. (Running on oeis4.)