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A215746 as a simple table

n a(n)
0 4
1 8
2 52
3 304
4 1052
5 10312
6 147916
7 135904
8 2490548
9 44257352
10 47028692
11 1023461776
12 5385020324
13 15411418072
14 467009482388
15 13895021563328
16 14442004718228
17 13926277743608
18 533322720625196
19 516197940314096
20 21831981985010836
21 911392701638017048
22 937558224301357108

[4,8,52,304,1052,10312,147916,135904,2490548,
 44257352,47028692,1023461776,5385020324,
 15411418072,467009482388,13895021563328,
 14442004718228,13926277743608,533322720625196,
 516197940314096,21831981985010836,
 911392701638017048,937558224301357108]

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Last modified April 23 13:51 EDT 2024. Contains 371914 sequences. (Running on oeis4.)