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A268787 as a simple table

n a(n)
1 20
2 338
3 4207
4 46195
5 477128
6 4725018
7 45515227
8 429442918
9 3988796543
10 36591758790
11 332327545513
12 2993282062865
13 26773510121640
14 238060527618025
15 2105957538309226
16 18547209960131466
17 162707970808249851

[20,338,4207,46195,477128,4725018,45515227,
 429442918,3988796543,36591758790,332327545513,
 2993282062865,26773510121640,238060527618025,
 2105957538309226,18547209960131466,
 162707970808249851]

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Last modified July 14 00:54 EDT 2024. Contains 374290 sequences. (Running on oeis4.)