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A113572 as a simple table

na(n)
11
212
3123
41224
512245
6122424
71224265
812242424
9122424246
100
1112242424447
12122424244428
131224242444243
1412242424442458
150
161224242444242448
1712242424442424692
18122424244424244828
191224242444242444367
200

[1,12,123,1224,12245,122424,1224265,12242424,
 122424246,0,12242424447,122424244428,
 1224242444243,12242424442458,0,1224242444242448,
 12242424442424692,122424244424244828,
 1224242444242444367,0]