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A245731 as a simple table

n a(n)
0 1
1 2
2 9
3 109
4 2647
5 110481
6 7291543
7 726434549
8 106312974249
9 22465350835849
10 6771847676632679
11 2883916106465622053
12 1720792953946798909927
13 1427968172285571102335605
14 1637002867699829205840095585
15 2577011453377960519672777065693
16 5541005747990556022043234479371823
17 16195114271558690956785525865003941945
18 64068293759315414337050896928055465961863

[1,2,9,109,2647,110481,7291543,726434549,
 106312974249,22465350835849,6771847676632679,
 2883916106465622053,1720792953946798909927,
 1427968172285571102335605,
 1637002867699829205840095585,
 2577011453377960519672777065693,
 5541005747990556022043234479371823,
 16195114271558690956785525865003941945,
 64068293759315414337050896928055465961863]

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Last modified November 29 04:22 EST 2021. Contains 349416 sequences. (Running on oeis4.)