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A113579 as a simple table

n a(n)
1 13
2 137
3 13711
4 137119
5 137119111
6 13711911133
7 1371191113399
8 1371191113399717
9 1371191113399717151
10 1371191113399717151383
11 1371191113399717151383969
12 13711911133997171513839693003
13 137119111339971715138396930033663
14 137119111339971715138396930033663141

[13,137,13711,137119,137119111,13711911133,
 1371191113399,1371191113399717,
 1371191113399717151,1371191113399717151383,
 1371191113399717151383969,
 13711911133997171513839693003,
 137119111339971715138396930033663,
 137119111339971715138396930033663141]

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Last modified December 3 02:46 EST 2021. Contains 349445 sequences. (Running on oeis4.)