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A056537 as a simple table

na(n)
11
22
34
43
56
69
75
88
912
1016
117
1211
1315
1420
1525
1610
1714
1819
1924
2030
2136
2213
2318
2423
2529
2635
2742
2849
2917
3022
3128
3234
3341
3448
3556
3664
3721
3827
3933
4040
4147
4255
4363
4472
4581
4626
4732
4839
4946
5054
5162
5271
5380
5490
55100
5631
5738
5845
5953
6061
6170
6279
6389
6499
65110
66121
6737
6844
6952
7060
7169

[1,2,4,3,6,9,5,8,12,16,7,11,15,20,25,10,14,19,24,
 30,36,13,18,23,29,35,42,49,17,22,28,34,41,48,56,
 64,21,27,33,40,47,55,63,72,81,26,32,39,46,54,62,
 71,80,90,100,31,38,45,53,61,70,79,89,99,110,121,
 37,44,52,60,69]