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A343865 as a simple table

na(n)
01
11
22
34
412
521
635
757
884
9118
10157
11206
12255
13314
14377
15453
16529
17612
18705
19801
20904
211014
221129
231249
241375
251512
261654
271801
281952
292115
302280
312451
322632
332816
343007
353203
363404
373617
383831
394055
404285
414517
424759
435004
445254
455514
465780
476052
486333

[1,1,2,4,12,21,35,57,84,118,157,206,255,314,377,
 453,529,612,705,801,904,1014,1129,1249,1375,1512,
 1654,1801,1952,2115,2280,2451,2632,2816,3007,3203,
 3404,3617,3831,4055,4285,4517,4759,5004,5254,5514,
 5780,6052,6333]