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A301239 as a simple table

na(n)
01
14
211
321
436
560
687
7113
8150
9199
10244
11289
12344
13410
14474
15537
16614
17694
18782
19883
20965
211045
221161
231286
241400
251499
261622
271763
281875
292014
302175
312332
322467
332611
342800
352961
363101
373278
383495
393694
403855
414023
424248
434469
444660
454877
465108

[1,4,11,21,36,60,87,113,150,199,244,289,344,410,
 474,537,614,694,782,883,965,1045,1161,1286,1400,
 1499,1622,1763,1875,2014,2175,2332,2467,2611,2800,
 2961,3101,3278,3495,3694,3855,4023,4248,4469,4660,
 4877,5108]