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A175252 as a simple table

n a(n)
1 1
2 12
3 124
4 135
5 1525
6 13515
7 124816
8 12356910
9 1243162124
10 1525125625
11 12478141928
12 12510254150
13 1234689111216
14 1351553159265
15 1597717414885
16 12356910151830
17 13791121336377
18 123561015253050
19 124510202550100
20 135152575125375
21 1236103206309618
22 123456101215203060
23 123569101518304590

[1,12,124,135,1525,13515,124816,12356910,
 1243162124,1525125625,12478141928,12510254150,
 1234689111216,1351553159265,1597717414885,
 12356910151830,13791121336377,123561015253050,
 124510202550100,135152575125375,1236103206309618,
 123456101215203060,123569101518304590]

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Last modified April 26 09:37 EDT 2024. Contains 371991 sequences. (Running on oeis4.)