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A153600 as a simple table

n a(n)
1 1
2 18
3 246
4 3024
5 35244
6 398520
7 4424328
8 48553344
9 528862608
10 5732366112
11 61931306592
12 667638961920
13 7186859400384
14 77287630177152
15 830602309958784
16 8922406425440256
17 95816335481139456
18 1028746337476170240
19 11043759907042186752
20 118545464003618082816

[1,18,246,3024,35244,398520,4424328,48553344,
 528862608,5732366112,61931306592,667638961920,
 7186859400384,77287630177152,830602309958784,
 8922406425440256,95816335481139456,
 1028746337476170240,11043759907042186752,
 118545464003618082816]

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Last modified May 28 19:55 EDT 2024. Contains 372919 sequences. (Running on oeis4.)