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A216978 as a simple table

na(n)
10
21
339
451
581
6195
7213
8219
9231
10333
11351
12393
13417
14501
15531
16567
17657
18729
19747
20807
21945
221005
231059
241161
251173
261185
271191
281203
291281
301335
311371
321467
331479
341563
351587
361647
371653
381749
391761
401821
411845
421875
431929
442373
452379
462421
472529
482595

[0,1,39,51,81,195,213,219,231,333,351,393,417,501,
 531,567,657,729,747,807,945,1005,1059,1161,1173,
 1185,1191,1203,1281,1335,1371,1467,1479,1563,1587,
 1647,1653,1749,1761,1821,1845,1875,1929,2373,2379,
 2421,2529,2595]