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A215943 as a simple table

n a(n)
1 2
2 9
3 34
4 289
5 1546
6 19321
7 130922
8 2169729
9 17572114
10 364466281
11 3405357682
12 85143154849
13 896324308634
14 26309790300249
15 306827170866106
16 10366719612433921
17 132240988644215842
18 5064730099043043529
19 69974827707903049154
20 3000912883089564050721

[2,9,34,289,1546,19321,130922,2169729,17572114,
 364466281,3405357682,85143154849,896324308634,
 26309790300249,306827170866106,10366719612433921,
 132240988644215842,5064730099043043529,
 69974827707903049154,3000912883089564050721]

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Last modified May 4 00:44 EDT 2024. Contains 372225 sequences. (Running on oeis4.)