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A180757 as a simple table

n a(n)
1 0
2 13
3 31
4 658
5 8840
6 141313
7 2141384
8 33329847
9 514990479
10 7988200496
11 123822198215
12 1920693558801
13 29793765165720
14 462205529321051
15 7170401050696078
16 111238701384104135
17 1725707750909016718

[0,13,31,658,8840,141313,2141384,33329847,
 514990479,7988200496,123822198215,1920693558801,
 29793765165720,462205529321051,7170401050696078,
 111238701384104135,1725707750909016718]

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)