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A007604 as a simple table

na(n)
11
22
33
44
56
69
712
816
922
1031
1140
1252
1368
1490
15121
16152
17192
18244
19312
20402
21523
22644
23796
24988
251232
261544
271946
282469
292992
303636
314432
325420
336652
348196
3510142
3612611
3715080
3818072
3921708
4026140
4131560
4238212
4346408
4456550
4569161
4681772
4796852

[1,2,3,4,6,9,12,16,22,31,40,52,68,90,121,152,192,
 244,312,402,523,644,796,988,1232,1544,1946,2469,
 2992,3636,4432,5420,6652,8196,10142,12611,15080,
 18072,21708,26140,31560,38212,46408,56550,69161,
 81772,96852]