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A177121 as a triangular array

1
11
1-11
1111
11-2-11
111111
111-31-11
11111-211
1111-411-11
1111111111
11111-51-3-2-11
111111111111
111111-61111-11
11111111

A177121 as a square array

11111111111111
1-111111111111
11-2111111111
1-11-31111111
1111-411111
1-1-211-5111
111111-61
1-11-3111
11-211
1-111
111
1-1
1
11111111111111
1-111111111111
11-2111111111
1-11-31111111
1111-411111
1-1-211-5111
111111-61
1-11-3111
11-211
1-111
111
1-1
1