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A009706 as a simple table

n a(n)
0 0
1 2
2 12
3 382
4 23352
5 2223002
6 318236292
7 63069898582
8 16506522005232
9 5516152886719922
10 2290713333669640572
11 1156963264109505327022
12 698325697094916345135912
13 496389417580098665436907082 

[0,2,12,382,23352,2223002,318236292,63069898582,
 16506522005232,5516152886719922,
 2290713333669640572,1156963264109505327022,
 698325697094916345135912,
 496389417580098665436907082]

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