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A240655 as a simple table

n a(n)
1 1
2 21
3 402
4 7154
5 118863
6 2076117
7 37066859
8 666849212
9 12062165754
10 218944306666
11 3980414427158
12 72424065007263
13 1318344476372801
14 24003514023779867
15 437093903871650760
16 7959828410582705257

[1,21,402,7154,118863,2076117,37066859,666849212,
 12062165754,218944306666,3980414427158,
 72424065007263,1318344476372801,24003514023779867,
 437093903871650760,7959828410582705257]

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Last modified September 28 05:44 EDT 2021. Contains 347703 sequences. (Running on oeis4.)