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A037682 as a simple table

n a(n)
1 1
2 5
3 28
4 142
5 711
6 3555
7 17778
8 88892
9 444461
10 2222305
11 11111528
12 55557642
13 277788211
14 1388941055
15 6944705278
16 34723526392
17 173617631961
18 868088159805
19 4340440799028
20 21702203995142
21 108511019975711
22 542555099878555

[1,5,28,142,711,3555,17778,88892,444461,2222305,
 11111528,55557642,277788211,1388941055,6944705278,
 34723526392,173617631961,868088159805,
 4340440799028,21702203995142,108511019975711,
 542555099878555]

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Last modified October 18 08:27 EDT 2021. Contains 348067 sequences. (Running on oeis4.)