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A078821 as a triangular array

0
11
020
1111
02220
122221
0244420
13455431
0268108620
14710121210741
0281420222014820
15111825292925181151
0210223648524836221020

A078821 as a square array

0101010101010
121222324252
0122446781110
12245810141822
02451012202536
124812222948
03610202952
127142548
0481836
121122
0510
12
0
0101010101010
121222324252
0122446781110
12245810141822
02451012202536
124812222948
03610202952
127142548
0481836
121122
0510
12
0