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A368091 as a triangular array

1
01
021
0321
04721
0510721
062218721
07283418721
0850625018721
0960121865018721
010951821891185018721

A368091 as a square array

10000000000
12345678910
127102228506095
127183462121182
127185086189
1271850118
1271850
12718
127
12
1
10000000000
12345678910
127102228506095
127183462121182
127185086189
1271850118
1271850
12718
127
12
1