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A230415 as a triangular array

0
11
101
2222
11011
221122
1110111
22222222
212101212
3333113333
22122022122
332233332233
1221220221221
22333311333322
212212101212212

A230415 as a square array

011212122323122
10212121323221
1201122312232
211021322132
12120123231
2121103232
122323011
21323210
2312231
322132
23231
3232
122
21
2
011212122323122
10212121323221
1201122312232
211021322132
12120123231
2121103232
122323011
21323210
2312231
322132
23231
3232
122
21
2