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A212419 as a simple table

n a(n)
0 1
1 1
2 1
3 4
4 21
5 116
6 713
7 5030
8 40301
9 362852
10 3628744
11 39916716
12 479001426
13 6227020536
14 87178290639
15 1307674367142
16 20922789886141
17 355687428093140
18 6402373705721708
19 121645100408822276
20 2432902008176618342
21 51090942171709406408
22 1124000727777607604418

[1,1,1,4,21,116,713,5030,40301,362852,3628744,
 39916716,479001426,6227020536,87178290639,
 1307674367142,20922789886141,355687428093140,
 6402373705721708,121645100408822276,
 2432902008176618342,51090942171709406408,
 1124000727777607604418]

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Last modified April 18 09:35 EDT 2024. Contains 371779 sequences. (Running on oeis4.)