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A246423 as a simple table

n a(n)
0 1
1 4
2 24
3 168
4 1286
5 10440
6 88112
7 764368
8 6766278
9 60828024
10 553529808
11 5086837680
12 47127896444
13 439608960656
14 4124536224864
15 38891699480992
16 368326082421446
17 3501654020899800
18 33403335855108368
19 319612386771594608
20 3066480362268978804
21 29493401582426082032
22 284301304326376855200

[1,4,24,168,1286,10440,88112,764368,6766278,
 60828024,553529808,5086837680,47127896444,
 439608960656,4124536224864,38891699480992,
 368326082421446,3501654020899800,
 33403335855108368,319612386771594608,
 3066480362268978804,29493401582426082032,
 284301304326376855200]

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Last modified September 18 13:18 EDT 2024. Contains 376000 sequences. (Running on oeis4.)