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A306445 as a simple table

n a(n)
0 2
1 4
2 13
3 74
4 732
5 12085
6 319988
7 13170652
8 822378267
9 76359798228
10 10367879036456
11 2029160621690295
12 565446501943834078
13 221972785233309046708
14 121632215040070175606989
15 92294021880898055590522262
16 96307116899378725213365550192
17 137362837456925278519331211455157
18 266379254536998812281897840071155592 

[2,4,13,74,732,12085,319988,13170652,822378267,
 76359798228,10367879036456,2029160621690295,
 565446501943834078,221972785233309046708,
 121632215040070175606989,
 92294021880898055590522262,
 96307116899378725213365550192,
 137362837456925278519331211455157,
 266379254536998812281897840071155592]

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Last modified May 15 14:28 EDT 2024. Contains 372540 sequences. (Running on oeis4.)