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A196978 as a simple table

n a(n)
1 3
2 37
3 298
4 2425
5 19580
6 156862
7 1272373
8 10339597
9 83584679
10 675742932
11 5470806427
12 44295902902
13 358490386914
14 2901075834539
15 23480627788151
16 190053072058627
17 1538212852796494
18 12449506279663245
19 100761743839068352

[3,37,298,2425,19580,156862,1272373,10339597,
 83584679,675742932,5470806427,44295902902,
 358490386914,2901075834539,23480627788151,
 190053072058627,1538212852796494,
 12449506279663245,100761743839068352]

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Last modified June 13 00:21 EDT 2024. Contains 373362 sequences. (Running on oeis4.)