login

A165226 as a simple table

na(n)
00
11
25
31
431
51
641
71
831
91
1061
111
123421
131
14-1
151
164127
171
18-43069
191
20174941
211
22-854375
231
24236366821
251
26-8553097
271
2823749461899
291
30-8615841261683
311
327709321041727
331
34-2577687858361
351
3626315271553055396563
371
38-2929993913841553
391

[0,1,5,1,31,1,41,1,31,1,61,1,3421,1,-1,1,4127,1,
 -43069,1,174941,1,-854375,1,236366821,1,-8553097,
 1,23749461899,1,-8615841261683,1,7709321041727,1,
 -2577687858361,1,26315271553055396563,1,
 -2929993913841553,1]