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A090507 as a simple table

n a(n)
1 11
2 1123
3 112331
4 112331419
5 112331419523
6 11233141952363
7 11233141952363741
8 1123314195236374181
9 1123314195236374181933
10 11233141952363741819331077
11 11233141952363741819331077117

[11,1123,112331,112331419,112331419523,
 11233141952363,11233141952363741,
 1123314195236374181,1123314195236374181933,
 11233141952363741819331077,
 11233141952363741819331077117]

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Last modified March 28 04:13 EDT 2024. Contains 371235 sequences. (Running on oeis4.)