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A027865 as a simple table

na(n)
055
191
2139
3199
4271
5355
6451
7559
8679
9811
10955
111111
121279
131459
141651
151855
162071
172299
182539
192791
203055
213331
223619
233919
244231
254555
264891
275239
285599
295971
306355
316751
327159
337579
348011
358455
368911
379379
389859
3910351
4010855
4111371
4211899
4312439
4412991

[55,91,139,199,271,355,451,559,679,811,955,1111,
 1279,1459,1651,1855,2071,2299,2539,2791,3055,3331,
 3619,3919,4231,4555,4891,5239,5599,5971,6355,6751,
 7159,7579,8011,8455,8911,9379,9859,10351,10855,
 11371,11899,12439,12991]