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A284486 as a triangular array

1
11
212
2233
32324
341123
4313145
44223355
535424667
6556477482
75453667488
668477855939
866181973

A284486 as a square array

1122334456768
112243435566
23311255486
3213246541
421324378
34347671
5567689
564757
78453
289
83
9
1122334456768
112243435566
23311255486
3213246541
421324378
34347671
5567689
564757
78453
289
83
9