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A309896 as a triangular array

1
10
110
1110
11210
113310
1144510
11559810
116614141310
11772020282110
1188272748473410
119935357575895510

A309896 as a square array

111111111111
01111111111
0123456789
013456789
015914202735
01814202735
0113284875
01214775
013489
0155
01
0
111111111111
01111111111
0123456789
013456789
015914202735
01814202735
0113284875
01214775
013489
0155
01
0