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A089934 as a simple table

na(n)
12
23
33
45
57
65
78
817
917
108
1113
1241
1363
1441
1513
1621
1799
18227
19227
2099
2121
2234
23239
24827
251234
26827
27239
2834
2955
30577
312999
326743
336743
342999
35577
3655
3789
381393
3910897
4036787
4155447
4236787
4310897
441393
4589
46144
473363
4839561
49200798
50454385
51454385
52200798

[2,3,3,5,7,5,8,17,17,8,13,41,63,41,13,21,99,227,
 227,99,21,34,239,827,1234,827,239,34,55,577,2999,
 6743,6743,2999,577,55,89,1393,10897,36787,55447,
 36787,10897,1393,89,144,3363,39561,200798,454385,
 454385,200798]