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A186161 as a simple table

n a(n)
1 1
2 7
3 48
4 321
5 2175
6 14748
7 99933
8 677283
9 4590168
10 31108893
11 210834267
12 1428886932
13 9683993481
14 65631317487
15 444803049600
16 3014563174089
17 20430595384935
18 138464249604684
19 938413592805957
20 6359909317239723

[1,7,48,321,2175,14748,99933,677283,4590168,
 31108893,210834267,1428886932,9683993481,
 65631317487,444803049600,3014563174089,
 20430595384935,138464249604684,938413592805957,
 6359909317239723]

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Last modified June 9 11:22 EDT 2023. Contains 363178 sequences. (Running on oeis4.)