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A069294 as a simple table

n a(n)
2 12
3 110
4 926
5 7556
6 60920
7 488860
8 3915640
9 31340216
10 250769592
11 2006308480
12 16050948896
13 128409116176
14 1027277763840
15 8218237436320
16 65745948074080
17 525967738606656
18 4207742397091072
19 33661940724484800
20 269295530702399616

[12,110,926,7556,60920,488860,3915640,31340216,
 250769592,2006308480,16050948896,128409116176,
 1027277763840,8218237436320,65745948074080,
 525967738606656,4207742397091072,
 33661940724484800,269295530702399616]

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)