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A056664 as a simple table

n a(n)
1 2
2 18
3 78
4 138
5 222
6 462
7 543
8 1095
9 1418
10 3246
11 3876
12 4416
13 9506
14 11090
15 14601
16 27810
17 29187 

[2,18,78,138,222,462,543,1095,1418,3246,3876,4416,
 9506,11090,14601,27810,29187]

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Last modified April 20 00:26 EDT 2024. Contains 371798 sequences. (Running on oeis4.)