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A178317 as a simple table

na(n)
12
23
35
411
513
623
731
853
983
10101
11103
12113
13131
14181
15251
16311
17313
18331
19383
20521
21811
22823
23853
24881
25883
261013
271021
281031
291033
301051
311103
321123
331153
341181
351223
361231
371283
381301
391303
401381
411531
421553
431583
441801
451811
461831
472003
482011
492053

[2,3,5,11,13,23,31,53,83,101,103,113,131,181,251,
 311,313,331,383,521,811,823,853,881,883,1013,1021,
 1031,1033,1051,1103,1123,1153,1181,1223,1231,1283,
 1301,1303,1381,1531,1553,1583,1801,1811,1831,2003,
 2011,2053]