login

A166340 as a simple table

na(n)
11
21
31
41
58
61
71
819
919
101
111
1242
13114
1442
151
161
1789
18510
19510
2089
211
221
23184
241975
254080
261975
27184
281
291
30375
317029
3226195
3326195
347029
35375
361
371
38758
3923712
40146954
41261950
42146954
4323712
44758
451
461
471525
4877200
49753800
502191474
512191474
52753800
5377200
541525
551

[1,1,1,1,8,1,1,19,19,1,1,42,114,42,1,1,89,510,510,
 89,1,1,184,1975,4080,1975,184,1,1,375,7029,26195,
 26195,7029,375,1,1,758,23712,146954,261950,146954,
 23712,758,1,1,1525,77200,753800,2191474,2191474,
 753800,77200,1525,1]