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A006909 as a simple table

n a(n)
0 1
1 0
2 336
3 768
4 4950
5 6912
6 22944
7 27648
8 75792
9 72192
10 181728
11 158976
12 393030
13 317952
14 682656
15 557568
16 1249686
17 912384
18 1881840
19 1458432
20 2979072
21 2155776
22 4254048
23 3055104
24 6251808
25 4354560

[1,0,336,768,4950,6912,22944,27648,75792,72192,
 181728,158976,393030,317952,682656,557568,1249686,
 912384,1881840,1458432,2979072,2155776,4254048,
 3055104,6251808,4354560]

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Last modified April 24 12:30 EDT 2024. Contains 371937 sequences. (Running on oeis4.)