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A302657 as a simple table

n a(n)
0 1
1 1
2 4
3 66
4 2576
5 181580
6 20040132
7 3176873014
8 683004260416
9 191131280146584
10 67496202291859460
11 29358012892996082966
12 15422766301341408798384
13 9628365732822661693594804
14 7046590639669984518105404260
15 5975695685335003337179698967230
16 5813189543201787075970895280603392

[1,1,4,66,2576,181580,20040132,3176873014,
 683004260416,191131280146584,67496202291859460,
 29358012892996082966,15422766301341408798384,
 9628365732822661693594804,
 7046590639669984518105404260,
 5975695685335003337179698967230,
 5813189543201787075970895280603392]

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Last modified September 13 05:16 EDT 2024. Contains 375859 sequences. (Running on oeis4.)