login

A279517 as a simple table

na(n)
1-1
20
31
43
57
68
713
817
918
1021
1130
1235
1337
1447
1558
1659
1770
1873
1987
2094
21113
22121
23134
24139
25166
26189
27211
28221
29251
30259
31271
32304
33339
34389
35410
36419
37461
38474
39479
40553
41621
42640
43705
44740
45741
46835
47856
48868
49899
50991
51996
521109
531120
541264
551327
561339

[-1,0,1,3,7,8,13,17,18,21,30,35,37,47,58,59,70,73,
 87,94,113,121,134,139,166,189,211,221,251,259,271,
 304,339,389,410,419,461,474,479,553,621,640,705,
 740,741,835,856,868,899,991,996,1109,1120,1264,
 1327,1339]