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A031241 as a simple table

na(n)
11
22
33
44
514
66
71
810
912
1024
119
1218
132
1422
1534
1611
1721
1830
193
204
2113
2223
2333
2442
25119
2648
2714
2889
29104
3047
316
327
3367
3470
3550
368
3717
381
39110
4053
4110
4227
4398
44113
4556
4612
4737
48101
49116
50194
5151
52126
5324
54179
5588
5666
5716
589
5985
60125
6181
6218
6319

[1,2,3,4,14,6,1,10,12,24,9,18,2,22,34,11,21,30,3,
 4,13,23,33,42,119,48,14,89,104,47,6,7,67,70,50,8,
 17,1,110,53,10,27,98,113,56,12,37,101,116,194,51,
 126,24,179,88,66,16,9,85,125,81,18,19]