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A340343 as a simple table

na(n)
1257
2467
3677
4887
51097
61307
71091
81301
91511
101721
111931
122141
131321
141531
151741
161951
172161
182371
19389
20599
21809
221019
231229
241439
251223
26829
271039
281249
291459
301669
311453
321663
331873
342083
352293
362503
372287
38127
39337
40547
41757
42967
43751

[257,467,677,887,1097,1307,1091,1301,1511,1721,
 1931,2141,1321,1531,1741,1951,2161,2371,389,599,
 809,1019,1229,1439,1223,829,1039,1249,1459,1669,
 1453,1663,1873,2083,2293,2503,2287,127,337,547,
 757,967,751]