login

A049307 as a simple table

na(n)
15
27
39
425
526
631
737
843
946
1047
1148
1253
1359
1460
1561
1663
1768
1869
1970
2072
2174
2276
2380
2485
2587
2688
2789
2891
2994
3097
31101
32104
33107
34124
35132
36135
37140
38148
39158
40166
41170
42180
43187
44190
45199
46209
47211
48215
49231
50243
51244
52256
53266
54270
55271
56279
57283
58288
59289
60291

[5,7,9,25,26,31,37,43,46,47,48,53,59,60,61,63,68,
 69,70,72,74,76,80,85,87,88,89,91,94,97,101,104,
 107,124,132,135,140,148,158,166,170,180,187,190,
 199,209,211,215,231,243,244,256,266,270,271,279,
 283,288,289,291]