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A113747 as a simple table

na(n)
11
211
331
461
599
6147
7207
8271
9349
10439
11529
12643
13751
14867
151009
161143
171309
181471
191651
201807
212019
222223
232439
242629
252851
263109
273363
283619
293879
304179
314429
324759
335067
345329
355667
366013
376387
386723
397069
407407
417839
428283
438593
449039
459423
469889

[1,11,31,61,99,147,207,271,349,439,529,643,751,
 867,1009,1143,1309,1471,1651,1807,2019,2223,2439,
 2629,2851,3109,3363,3619,3879,4179,4429,4759,5067,
 5329,5667,6013,6387,6723,7069,7407,7839,8283,8593,
 9039,9423,9889]