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A268882 as a simple table

n a(n)
1 5
2 54
3 501
4 4133
5 31956
6 236960
7 1706732
8 12034000
9 83485488
10 571836176
11 3876692480
12 26059576704
13 173934499008
14 1153927868416
15 7615733792000
16 50035609197824
17 327432063642624
18 2135189929320448
19 13880060602788864

[5,54,501,4133,31956,236960,1706732,12034000,
 83485488,571836176,3876692480,26059576704,
 173934499008,1153927868416,7615733792000,
 50035609197824,327432063642624,2135189929320448,
 13880060602788864]

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Last modified January 27 03:09 EST 2022. Contains 350601 sequences. (Running on oeis4.)