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A264509 as a simple table

n a(n)
1 3
2 4
3 46
4 211
5 1235
6 6613
7 35356
8 190821
9 1011749
10 5421768
11 28792154
12 153620113
13 816896091
14 4350802828
15 23148597981
16 123215728220
17 655679557091
18 3489443791907
19 18569349596613
20 98819234593206
21 525875795408590

[3,4,46,211,1235,6613,35356,190821,1011749,
 5421768,28792154,153620113,816896091,4350802828,
 23148597981,123215728220,655679557091,
 3489443791907,18569349596613,98819234593206,
 525875795408590]

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Last modified September 24 16:23 EDT 2021. Contains 347645 sequences. (Running on oeis4.)