login

A145661 as a triangular array

1
1-1
1-31
1-57-1
1-717-151
1-931-4931-1
1-1149-111129-631
1-1371-209351-321127-1
1-1597-351769-1023769-2551
1-17127-5451471-25612815-1793511-1
1-19161-7992561

A145661 as a square array

11111111111
-1-3-5-7-9-11-13-15-17-19
171731497197127161
-1-15-49-111-209-351-545-799
13112935176914712561
-1-63-321-1023-2561
11277692815
-1-255-1793
1511
-1
11111111111
-1-3-5-7-9-11-13-15-17-19
171731497197127161
-1-15-49-111-209-351-545-799
13112935176914712561
-1-63-321-1023-2561
11277692815
-1-255-1793
1511
-1