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A173264 as a triangular array

1
1-1
12-1
1-21-1
1202-1
1-2-1-43-1
1228-74-1
1-2-3-1413-115-1
12422-2024-166-1
1-2-5-3227-4640-227-1
12644-3382-8662-298-1
1-2-7-5837-139166-14891-379-1

A173264 as a square array

111111111111
-12-22-22-22-22-2
-110-12-34-56-7
-12-48-1422-3244-58
-13-713-2027-3337
-14-1124-4682-139
-15-1640-86166
-16-2262-148
-17-2991
-18-37
-19
-1
111111111111
-12-22-22-22-22-2
-110-12-34-56-7
-12-48-1422-3244-58
-13-713-2027-3337
-14-1124-4682-139
-15-1640-86166
-16-2262-148
-17-2991
-18-37
-19
-1