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A047956 as a simple table

na(n)
01
14
212
322
433
553
680
7109
8143
9179
10217
11266
12319
13372
14427
15490
16558
17637
18715
19790
20872
21963
221061
231163
241262
251365
261478
271596
281716
291841
301969
312101
322240
332383
342526
352682
362838
372998
383161
393323
403495
413675
423861
434049
444236
454426
464626

[1,4,12,22,33,53,80,109,143,179,217,266,319,372,
 427,490,558,637,715,790,872,963,1061,1163,1262,
 1365,1478,1596,1716,1841,1969,2101,2240,2383,2526,
 2682,2838,2998,3161,3323,3495,3675,3861,4049,4236,
 4426,4626]