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A220648 as a simple table

n a(n)
1 1
2 23
3 333
4 4352
5 59846
6 816159
7 11131560
8 151872860
9 2071881506
10 28265332768
11 385605987981
12 5260573865475
13 71766627731228
14 979065962496791
15 13356767420074715
16 182217790214391903
17 2485880154961341585

[1,23,333,4352,59846,816159,11131560,151872860,
 2071881506,28265332768,385605987981,5260573865475,
 71766627731228,979065962496791,13356767420074715,
 182217790214391903,2485880154961341585]

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Last modified June 23 01:58 EDT 2024. Contains 373629 sequences. (Running on oeis4.)