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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.

A303378 as a triangular array

1
22
222
2222
32223
432234
4434344
44444444
544454445
6546666456
66567876566
666688886666
7668989898667

A303378 as a square array

1222344456667
222234445666
22223444566
2224446668
333456789
44446888
4446789
444688
55569
6668
666
66
7
1222344456667
222234445666
22223444566
2224446668
333456789
44446888
4446789
444688
55569
6668
666
66
7