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A199215 as a simple table

n a(n)
0 5
1 21
2 101
3 501
4 2501
5 12501
6 62501
7 312501
8 1562501
9 7812501
10 39062501
11 195312501
12 976562501
13 4882812501
14 24414062501
15 122070312501
16 610351562501
17 3051757812501
18 15258789062501
19 76293945312501
20 381469726562501
21 1907348632812501

[5,21,101,501,2501,12501,62501,312501,1562501,
 7812501,39062501,195312501,976562501,4882812501,
 24414062501,122070312501,610351562501,
 3051757812501,15258789062501,76293945312501,
 381469726562501,1907348632812501]

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Last modified October 22 10:39 EDT 2021. Contains 348160 sequences. (Running on oeis4.)