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A222446 as a simple table

n a(n)
1 8
2 64
3 420
4 4056
5 32720
6 262104
7 2082688
8 16777216
9 134217728
10 1073741824
11 8588539008
12 68719476736
13 549755813888
14 4398046511104
15 35184256942080
16 281474976587776
17 2251799813537792
18 18014398509359104
19 144115179143299072 

[8,64,420,4056,32720,262104,2082688,16777216,
 134217728,1073741824,8588539008,68719476736,
 549755813888,4398046511104,35184256942080,
 281474976587776,2251799813537792,
 18014398509359104,144115179143299072]

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Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)