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A001304 as a simple table

na(n)
01
12
24
36
49
513
618
724
831
939
1049
1160
1273
1387
14103
15121
16141
17163
18187
19213
20242
21273
22307
23343
24382
25424
26469
27517
28568
29622
30680
31741
32806
33874
34946
351022
361102
371186
381274
391366
401463
411564
421670
431780
441895
452015
462140
472270
482405
492545
502691
512842

[1,2,4,6,9,13,18,24,31,39,49,60,73,87,103,121,141,
 163,187,213,242,273,307,343,382,424,469,517,568,
 622,680,741,806,874,946,1022,1102,1186,1274,1366,
 1463,1564,1670,1780,1895,2015,2140,2270,2405,2545,
 2691,2842]