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A247766 as a simple table

n a(n)
0 1
1 1
2 5
3 52
4 437
5 3342
6 21734
7 155685
8 1153475
9 8422634
10 60853524
11 438333924
12 3175356262
13 23029289042
14 166811590187
15 1207552045117
16 8742472744191
17 63314217459429
18 458530998840648
19 3320452657540486
20 24044504957977794
21 174117682083426003
22 1260888371373690768

[1,1,5,52,437,3342,21734,155685,1153475,8422634,
 60853524,438333924,3175356262,23029289042,
 166811590187,1207552045117,8742472744191,
 63314217459429,458530998840648,3320452657540486,
 24044504957977794,174117682083426003,
 1260888371373690768]

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Last modified March 28 16:58 EDT 2024. Contains 371254 sequences. (Running on oeis4.)