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A068169 as a simple table

n a(n)
1 4
2 41
3 241
4 2141
5 21341
6 213461
7 2123461
8 21123461
9 211234561
10 2112343561
11 21123043561
12 211230043561
13 2112030043561
14 21112030043561
15 211120030043561
16 2110120030043561
17 21101020030043561
18 211010200230043561
19 2110102002300430561
20 21010102002300430561

[4,41,241,2141,21341,213461,2123461,21123461,
 211234561,2112343561,21123043561,211230043561,
 2112030043561,21112030043561,211120030043561,
 2110120030043561,21101020030043561,
 211010200230043561,2110102002300430561,
 21010102002300430561]

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