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A237645 as a simple table

n a(n)
0 1
1 1
2 2
3 7
4 34
5 201
6 1357
7 10109
8 81397
9 698948
10 6341597
11 60391832
12 600661215
13 6215862360
14 66726103981
15 741259084280
16 8504902411004
17 100618874020119
18 1225724374602147
19 15356200178917791
20 197646961110310062
21 2610956607315266757
22 35370366025297098315

[1,1,2,7,34,201,1357,10109,81397,698948,6341597,
 60391832,600661215,6215862360,66726103981,
 741259084280,8504902411004,100618874020119,
 1225724374602147,15356200178917791,
 197646961110310062,2610956607315266757,
 35370366025297098315]

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Last modified May 17 16:12 EDT 2022. Contains 353747 sequences. (Running on oeis4.)