login

A013524 as a simple table

na(n)
01
10
2-1
3-1
4-1
513
67951
721599
8-294997
9-275833
10-60527057
11-6338125867
1237620769159
1310425684579701
145113538085001361
15-25594556368763237
16-6013201989263028181
17-3771502911169983097219
1818335649295377317231411
19669255665793644548301365603

[1,0,-1,-1,-1,13,7951,21599,-294997,-275833,
 -60527057,-6338125867,37620769159,10425684579701,
 5113538085001361,-25594556368763237,
 -6013201989263028181,-3771502911169983097219,
 18335649295377317231411,
 669255665793644548301365603]