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A208760 as a simple table

na(n)
11
21
33
41
55
68
71
87
920
1022
111
129
1336
1472
1560
161
1711
1856
19158
20244
21164
221
2313
2480
25288
26632
27796
28448
291
3015
31108
32470
331320
342376
352528
361224
371
3817
39140
40712
412420
425592
438544
447872
453344
461
4719
48176
491022
504060
5111372
5222368
5329712
5424144
559136

[1,1,3,1,5,8,1,7,20,22,1,9,36,72,60,1,11,56,158,
 244,164,1,13,80,288,632,796,448,1,15,108,470,1320,
 2376,2528,1224,1,17,140,712,2420,5592,8544,7872,
 3344,1,19,176,1022,4060,11372,22368,29712,24144,
 9136]