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A028428 as a simple table

na(n)
11
22
33
44
55
66
756
857
958
1059
1160
1261
1362
1463
1564
1665
1766
1867
1968
2069
2170
2271
2372
2473
2574
2675
2776
2877
2978
3079
3180
3281
3382
3483
3584
3685
3786
3887
3988
4089
4190
4291
4392
4493
4594
4695
4796
4897
49735
50736
51737
52738
53739
54740
55741
56742
57743
58744
59745
60746
61747
62748
63749
64750

[1,2,3,4,5,6,56,57,58,59,60,61,62,63,64,65,66,67,
 68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,
 84,85,86,87,88,89,90,91,92,93,94,95,96,97,735,736,
 737,738,739,740,741,742,743,744,745,746,747,748,
 749,750]