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A279462 as a simple table

n a(n)
1 2
2 20
3 180
4 1722
5 15484
6 129914
7 1079792
8 8845592
9 71540206
10 572555634
11 4544198480
12 35814522446
13 280584310722
14 2186897305592
15 16968580781888
16 131145107324352
17 1010053181919720
18 7755079215544062
19 59376833021426668

[2,20,180,1722,15484,129914,1079792,8845592,
 71540206,572555634,4544198480,35814522446,
 280584310722,2186897305592,16968580781888,
 131145107324352,1010053181919720,7755079215544062,
 59376833021426668]

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Last modified April 24 08:28 EDT 2024. Contains 371927 sequences. (Running on oeis4.)