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A110330 as a triangular array

1
-21
-2-41
0-6-61
00-12-81
000-20-101
0000-30-121
00000-42-141
000000-56-161
0000000-72-181
00000000-90-201
000000000-110-221
0000000000-132-241

A110330 as a square array

1-2-20000000000
1-4-6000000000
1-6-1200000000
1-8-200000000
1-10-30000000
1-12-4200000
1-14-560000
1-16-72000
1-18-9000
1-20-1100
1-22-132
1-24
1
1-2-20000000000
1-4-6000000000
1-6-1200000000
1-8-200000000
1-10-30000000
1-12-4200000
1-14-560000
1-16-72000
1-18-9000
1-20-1100
1-22-132
1-24
1