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A221189 as a simple table

n a(n)
1 1
2 31
3 318
4 3605
5 39851
6 441912
7 4896043
8 54248371
9 601050906
10 6659404865
11 73783381595
12 817488259440
13 9057417947527
14 100352286120727
15 1111860046543146
16 12318929680916909
17 136488426454208783
18 1512232882805726640

[1,31,318,3605,39851,441912,4896043,54248371,
 601050906,6659404865,73783381595,817488259440,
 9057417947527,100352286120727,1111860046543146,
 12318929680916909,136488426454208783,
 1512232882805726640]

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)