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A321210 as a simple table

n a(n)
1 787
2 72781818727
3 787812181218787
4 72781878787818727
5 78121818781812187
6 78181272727218187
7 7278781818181878727
8 7872787812187872787
9 727872187212781278727
10 781272121818121272187
11 781272727818727272187
12 781872727212727278187
13 72121872127872127812127
14 72727272187278127272727 

[787,72781818727,787812181218787,
 72781878787818727,78121818781812187,
 78181272727218187,7278781818181878727,
 7872787812187872787,727872187212781278727,
 781272121818121272187,781272727818727272187,
 781872727212727278187,72121872127872127812127,
 72727272187278127272727]

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Last modified August 18 22:11 EDT 2024. Contains 375284 sequences. (Running on oeis4.)