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A043391 as a simple table

na(n)
1215
2431
3647
4863
51079
61115
71151
81187
91223
101259
111265
121271
131277
141283
151289
161290
171291
181292
191293
201294
211511
221727
231943
242159
252375
262411
272447
282483
292519
302555
312561
322567
332573
342579
352585
362586
372587

[215,431,647,863,1079,1115,1151,1187,1223,1259,
 1265,1271,1277,1283,1289,1290,1291,1292,1293,1294,
 1511,1727,1943,2159,2375,2411,2447,2483,2519,2555,
 2561,2567,2573,2579,2585,2586,2587]