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A141220 as a simple table

na(n)
11
24
35
48
510
67
710
89
914
1016
1115
1214
1318
1413
1520
1628
1715
1830
1918
2021
2132
2226
2319
2436
2530
2621
2730
2828
2927
3026
3142
3225
3340
3454
3535
3638
3730
3845
3952
4036
4142
4231
4342
4433
4554
4664
4760
4839
4938
5050
5145
5260
5339
5470
5542
5678
5745
5856
5990
6043
6154
6276
6345
6462
6552
6663
6790

[1,4,5,8,10,7,10,9,14,16,15,14,18,13,20,28,15,30,
 18,21,32,26,19,36,30,21,30,28,27,26,42,25,40,54,
 35,38,30,45,52,36,42,31,42,33,54,64,60,39,38,50,
 45,60,39,70,42,78,45,56,90,43,54,76,45,62,52,63,
 90]