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A107889 as a triangular array

1
-11
0-11
0-1-11
0-3-2-11
0-15-9-3-11
0-106-61-18-4-11
0-975-550-154-30-5-11
0-11100-6195-1689-310-45-6-11
0-151148-83837-22518-4005-545-63-7-11
0-2401365-1326923-353211-61686-8105-875-84-8-11

A107889 as a square array

1-1000000000
1-1-1-3-15-106-975-11100-151148-2401365
1-1-2-9-61-550-6195-83837-1326923
1-1-3-18-154-1689-22518-353211
1-1-4-30-310-4005-61686
1-1-5-45-545-8105
1-1-6-63-875
1-1-7-84
1-1-8
1-1
1
1-1000000000
1-1-1-3-15-106-975-11100-151148-2401365
1-1-2-9-61-550-6195-83837-1326923
1-1-3-18-154-1689-22518-353211
1-1-4-30-310-4005-61686
1-1-5-45-545-8105
1-1-6-63-875
1-1-7-84
1-1-8
1-1
1