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A211207 as a simple table

n a(n)
0 1
1 1
2 2
3 5
4 19
5 104
6 717
7 5802
8 53337
9 546227
10 6148507
11 75331145
12 997148390
13 14176316764
14 215415605318
15 3484286692680
16 59775418733049
17 1084259223927576
18 20735691656139651
19 417032279964273318
20 8799878770181560605
21 194408503996438497630
22 4487825374588467361095

[1,1,2,5,19,104,717,5802,53337,546227,6148507,
 75331145,997148390,14176316764,215415605318,
 3484286692680,59775418733049,1084259223927576,
 20735691656139651,417032279964273318,
 8799878770181560605,194408503996438497630,
 4487825374588467361095]

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Last modified October 21 08:49 EDT 2020. Contains 337911 sequences. (Running on oeis4.)