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A026774 as a simple table

n a(n)
2 1
3 8
4 49
5 276
6 1504
7 8082
8 43193
9 230536
10 1231484
11 6591350
12 35369380
13 190329098
14 1027180798
15 5559635866
16 30176648513
17 164237973028
18 896188159820
19 4902187071922
20 26877397858264
21 147684225578318
22 813159429830590 

[1,8,49,276,1504,8082,43193,230536,1231484,
 6591350,35369380,190329098,1027180798,5559635866,
 30176648513,164237973028,896188159820,
 4902187071922,26877397858264,147684225578318,
 813159429830590]

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Last modified May 8 06:32 EDT 2024. Contains 372319 sequences. (Running on oeis4.)