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A012416 as a simple table

n a(n)
0 0
1 1
2 2
3 3
4 20
5 173
6 1190
7 11039
8 140968
9 1855481
10 26494858
11 441706331
12 8105309500
13 159190672613
14 3403623626286
15 78823813121975
16 1949180731782480
17 51354602068725361
18 1439864769232356882

[0,1,2,3,20,173,1190,11039,140968,1855481,
 26494858,441706331,8105309500,159190672613,
 3403623626286,78823813121975,1949180731782480,
 51354602068725361,1439864769232356882]

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Last modified March 19 04:58 EDT 2024. Contains 370952 sequences. (Running on oeis4.)