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A055619 as a simple table

n a(n)
1 9901009901
2 990099010099009901
3 99009900990100990099009901
4 9900990099009901009900990099009901
5 990099009900990099010099009900990099009901

[9901009901,990099010099009901,
 99009900990100990099009901,
 9900990099009901009900990099009901,
 990099009900990099010099009900990099009901]

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Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)