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A306629 as a triangular array

1
1-1
1-10
1-1-10
1-1-3-30
1-1-7-29-130
1-1-15-201-499-710
1-1-31-1265-13351-13101-4610
1-1-63-7713-328975-1697705-486131-34470
1-1-127-46529-7946143-206659569-369575303-24266797-290930

A306629 as a square array

1111111111
-1-1-1-1-1-1-1-1-1
0-1-3-7-15-31-63-127
0-3-29-201-1265-7713-46529
0-13-499-13351-328975-7946143
0-71-13101-1697705-206659569
0-461-486131-369575303
0-3447-24266797
0-29093
0
1111111111
-1-1-1-1-1-1-1-1-1
0-1-3-7-15-31-63-127
0-3-29-201-1265-7713-46529
0-13-499-13351-328975-7946143
0-71-13101-1697705-206659569
0-461-486131-369575303
0-3447-24266797
0-29093
0