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A244763 as a simple table

n a(n)
1 13
2 113
3 313
4 613
5 1013
6 1213
7 1613
8 1913
9 2113
10 2213
11 2713
12 3313
13 3413
14 3613
15 4013
16 4513
17 4813
18 5113
19 5413
20 5813
21 6113
22 7013
23 7213
24 8513
25 8713
26 9013
27 9413
28 9613
29 10313
30 10513
31 10613
32 11113
33 11213
34 11813
35 12113
36 12413
37 12613
38 12713
39 13313
40 13513
41 13613
42 13913

[13,113,313,613,1013,1213,1613,1913,2113,2213,
 2713,3313,3413,3613,4013,4513,4813,5113,5413,5813,
 6113,7013,7213,8513,8713,9013,9413,9613,10313,
 10513,10613,11113,11213,11813,12113,12413,12613,
 12713,13313,13513,13613,13913]

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Last modified January 23 19:12 EST 2020. Contains 331175 sequences. (Running on oeis4.)