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A207946 as a simple table

n a(n)
1 12
2 144
3 612
4 3478
5 18172
6 98126
7 524104
8 2806686
9 15013734
10 80346942
11 429945512
12 2300766930
13 12311872834
14 65883534740
15 352556938048
16 1886609290440
17 10095657707146
18 54024066478278
19 289094554417718
20 1547007980129850

[12,144,612,3478,18172,98126,524104,2806686,
 15013734,80346942,429945512,2300766930,
 12311872834,65883534740,352556938048,
 1886609290440,10095657707146,54024066478278,
 289094554417718,1547007980129850]

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Last modified March 28 10:55 EDT 2024. Contains 371241 sequences. (Running on oeis4.)