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A274661 as a triangular array

1
-11
-101
1-201
2-1-201
-230-201
-4230-201
4-5-130-201
7-3-6030-201
-792-6030-201
-11511-1-6030-201
11-15-3110-6030-201
17-9-172110-6030-201
-17236-18-1110-6030-201

A274661 as a square array

1-1-112-2-447-7-111117-17
10-2-132-5-395-15-923
10-203-1-6211-3-176
10-2030-6-1112-18
10-2030-6011-1
10-2030-6011
10-2030-60
10-2030-6
10-2030
10-203
10-20
10-2
10
1
1-1-112-2-447-7-111117-17
10-2-132-5-395-15-923
10-203-1-6211-3-176
10-2030-6-1112-18
10-2030-6011-1
10-2030-6011
10-2030-60
10-2030-6
10-2030
10-203
10-20
10-2
10
1