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A152776 as a simple table

n a(n)
1 7
2 56
3 455
4 3640
5 29127
6 233016
7 1864135
8 14913080
9 119304647
10 954437176
11 7635497415
12 61083979320
13 488671834567
14 3909374676536
15 31274997412295
16 250199979298360
17 2001599834386887
18 16012798675095096
19 128102389400760775

[7,56,455,3640,29127,233016,1864135,14913080,
 119304647,954437176,7635497415,61083979320,
 488671834567,3909374676536,31274997412295,
 250199979298360,2001599834386887,
 16012798675095096,128102389400760775]

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Last modified June 24 11:45 EDT 2021. Contains 345416 sequences. (Running on oeis4.)