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A180384 as a simple table

na(n)
12
24
311
415
548
648
7113
889
978
1042
11106
12174
13359
14224
15189
16173
17369
18515
191047
201562
211428
22592
231205
242067
252072
26894
27861
28862
291751
302613
315255
326994
336266
342460
352461
362462
374959
383587
393588
403589
417217
4210806
4321653
4432459
4532460
4613912
4727869
4848261

[2,4,11,15,48,48,113,89,78,42,106,174,359,224,189,
 173,369,515,1047,1562,1428,592,1205,2067,2072,894,
 861,862,1751,2613,5255,6994,6266,2460,2461,2462,
 4959,3587,3588,3589,7217,10806,21653,32459,32460,
 13912,27869,48261]