login

A273041 as a simple table

na(n)
11
22
35
45
511
611
716
816
923
1023
1123
1223
1347
1447
1564
1664
1764
1864
1971
2071
21141
22141
23141
24141
25173
26173
27173
28173
29173
30173
31173
32201
33251
34251
35251
36251
37251
38251
39251
40313
41313
42313
43383
44383
45383
46383
47383
48519
49519
50519
51519
52519
53519
54519
55519
56519
57601
58601
59601
60601
61601
62601
63601
64601
65601
66601

[1,2,5,5,11,11,16,16,23,23,23,23,47,47,64,64,64,
 64,71,71,141,141,141,141,173,173,173,173,173,173,
 173,201,251,251,251,251,251,251,251,313,313,313,
 383,383,383,383,383,519,519,519,519,519,519,519,
 519,519,601,601,601,601,601,601,601,601,601,601]