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A046691 as a simple table

na(n)
0-1
12
26
311
417
524
632
741
851
962
1074
1187
12101
13116
14132
15149
16167
17186
18206
19227
20249
21272
22296
23321
24347
25374
26402
27431
28461
29492
30524
31557
32591
33626
34662
35699
36737
37776
38816
39857
40899
41942
42986
431031
441077
451124
461172
471221
481271
491322

[-1,2,6,11,17,24,32,41,51,62,74,87,101,116,132,
 149,167,186,206,227,249,272,296,321,347,374,402,
 431,461,492,524,557,591,626,662,699,737,776,816,
 857,899,942,986,1031,1077,1124,1172,1221,1271,
 1322]