login

A281290 as a simple table

na(n)
137
259
373
4127
5149
6239
7271
8293
9307
10419
11491
12509
13941
141049
151061
161117
171171
181193
191229
201319
211409
221601
231913
241931
252017
262039
272129
282309
292903
303119
313191
323209
333911
344019
354091
365009
376011
386101
399041
409203
419221
429311
4310061
4410139
4510193

[37,59,73,127,149,239,271,293,307,419,491,509,941,
 1049,1061,1117,1171,1193,1229,1319,1409,1601,1913,
 1931,2017,2039,2129,2309,2903,3119,3191,3209,3911,
 4019,4091,5009,6011,6101,9041,9203,9221,9311,
 10061,10139,10193]