login

A076307 as a simple table

na(n)
11
22
33
46
511
615
721
828
936
1046
1156
1266
1379
1492
15105
16120
17137
18153
19171
20190
21210
22232
23254
24276
25301
26326
27351
28378
29407
30435
31465
32496
33528
34562
35596
36630
37667
38704
39741
40780
41821
42861
43903
44946
45990
461036
471082
481128
491177
501226
511275
521326
531379
541431

[1,2,3,6,11,15,21,28,36,46,56,66,79,92,105,120,
 137,153,171,190,210,232,254,276,301,326,351,378,
 407,435,465,496,528,562,596,630,667,704,741,780,
 821,861,903,946,990,1036,1082,1128,1177,1226,1275,
 1326,1379,1431]