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A289281 as a triangular array

0
10
210
2210
32210
233210
3323210
43343210
244243210
3533543210
43442543210
444536543210
5553426543210
23645376543210
347564276543210
454535387654

A289281 as a square array

0122323423445234
012233345345345
01232343445674
0123423453455
012345234563
01234562345
0123456723
012345678
01234567
0123456
012345
01234
012
01
0
0122323423445234
012233345345345
01232343445674
0123423453455
012345234563
01234562345
0123456723
012345678
01234567
0123456
012345
01234
012
01
0