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A068135 as a simple table

n a(n)
1 11
2 421
3 1321
4 14321
5 154321
6 16654321
7 37654321
8 1487654321
9 28987654321
10 310987654321
11 21110987654321
12 11121110987654321
13 113121110987654321
14 11413121110987654321
15 10151413121110987654321
16 3416151413121110987654321

[11,421,1321,14321,154321,16654321,37654321,
 1487654321,28987654321,310987654321,
 21110987654321,11121110987654321,
 113121110987654321,11413121110987654321,
 10151413121110987654321,3416151413121110987654321]

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Last modified August 22 22:00 EDT 2024. Contains 375369 sequences. (Running on oeis4.)