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A198080 as a simple table

n a(n)
0 0
1 4
2 116
3 3144
4 84904
5 2292428
6 61895580
7 1671180688
8 45121878608
9 1218290722452
10 32893849506244
11 888133936668632
12 23979616290053112
13 647449639831434076
14 17481140275448720108
15 471990787437115442976
16 12743751260802116960416
17 344081284041657157931300

[0,4,116,3144,84904,2292428,61895580,1671180688,
 45121878608,1218290722452,32893849506244,
 888133936668632,23979616290053112,
 647449639831434076,17481140275448720108,
 471990787437115442976,12743751260802116960416,
 344081284041657157931300]

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Last modified April 24 17:02 EDT 2024. Contains 371962 sequences. (Running on oeis4.)