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A190067 as a simple table

n a(n)
1 20
2 143
3 1126
4 9904
5 88509
6 834717
7 7843113
8 73725405
9 697624797
10 6644826507
11 63556636483
12 609902716100
13 5871497904831
14 56683948490522
15 548487091412193
16 5317814454716839
17 51651465543152430
18 502495332741155890

[20,143,1126,9904,88509,834717,7843113,73725405,
 697624797,6644826507,63556636483,609902716100,
 5871497904831,56683948490522,548487091412193,
 5317814454716839,51651465543152430,
 502495332741155890]

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Last modified March 1 20:05 EST 2024. Contains 370443 sequences. (Running on oeis4.)