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A321476 as a triangular array

1
23
244
2646
25335
21246412
2868868
26864686
2121264461212
21563106103615
2101241012121041210
2124641241246412

A321476 as a square array

122222222222
3465128612151012
443468126124
636866346
5484410104
1266461212
88610124
61231012
12644
15126
104
12
122222222222
3465128612151012
443468126124
636866346
5484410104
1266461212
88610124
61231012
12644
15126
104
12