login

A031290 as a simple table

na(n)
13
217
337
450
552
654
756
857
958
1060
1162
1264
1366
1468
1577
1697
17117
18137
19157
20177
21201
22231
23261
24281
25284
26287
27290
28291
29293
30296
31299
32302
33305
34308
35321
36351
37381
38411
39441
40471
41501
42531
43561
44581
45584
46587
47590
48591
49593
50596

[3,17,37,50,52,54,56,57,58,60,62,64,66,68,77,97,
 117,137,157,177,201,231,261,281,284,287,290,291,
 293,296,299,302,305,308,321,351,381,411,441,471,
 501,531,561,581,584,587,590,591,593,596]