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A073472 as a simple table

na(n)
01
12
24
37
411
517
625
736
850
968
1092
11121
12159
13205
14262
15332
16417
17520
18645
19793
20971
211180
221430
231722
242065
252467
262934
273478
284109
294835
305676
316638
327747
339013
3410459
3512108
3613980
3716110
3818522
3921247
4024333
4127800
4231715
4336106
4441039
4546567

[1,2,4,7,11,17,25,36,50,68,92,121,159,205,262,332,
 417,520,645,793,971,1180,1430,1722,2065,2467,2934,
 3478,4109,4835,5676,6638,7747,9013,10459,12108,
 13980,16110,18522,21247,24333,27800,31715,36106,
 41039,46567]