login

A123015 as a simple table

na(n)
01
12
23
34
46
58
610
713
817
921
1026
1133
1241
1350
1462
1577
1694
17115
18142
19174
20212
21260
22319
23389
24475
25582
26711
27867
281060
291296
301581
311930
322359
332880
343514
354292
365242
376397
387809
399537
4011642
4114209
4217349
4321182
4425854
4531561
4638534
4747039
4857418
4970098
5085576

[1,2,3,4,6,8,10,13,17,21,26,33,41,50,62,77,94,115,
 142,174,212,260,319,389,475,582,711,867,1060,1296,
 1581,1930,2359,2880,3514,4292,5242,6397,7809,9537,
 11642,14209,17349,21182,25854,31561,38534,47039,
 57418,70098,85576]