login

A033437 as a simple table

na(n)
00
10
21
33
46
510
614
719
825
932
1040
1148
1257
1367
1478
1590
16102
17115
18129
19144
20160
21176
22193
23211
24230
25250
26270
27291
28313
29336
30360
31384
32409
33435
34462
35490
36518
37547
38577
39608
40640
41672
42705
43739
44774
45810
46846
47883
48921
49960
501000
511040
521081
531123
541166
551210
561254

[0,0,1,3,6,10,14,19,25,32,40,48,57,67,78,90,102,
 115,129,144,160,176,193,211,230,250,270,291,313,
 336,360,384,409,435,462,490,518,547,577,608,640,
 672,705,739,774,810,846,883,921,960,1000,1040,
 1081,1123,1166,1210,1254]