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A086923 as a simple table

n a(n)
1 11
2 331
3 2221
4 33331
5 333331
6 3333331
7 33333331
8 30303030303030301
9 6666666661
10 44444444441
11 555555555551
12 5555555555551
13 252525252525252525252525251
14 42424242424242424242424242421
15 1717171717171717171717171717171

[11,331,2221,33331,333331,3333331,33333331,
 30303030303030301,6666666661,44444444441,
 555555555551,5555555555551,
 252525252525252525252525251,
 42424242424242424242424242421,
 1717171717171717171717171717171]

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Last modified September 5 07:27 EDT 2024. Contains 375686 sequences. (Running on oeis4.)