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A319000 as a triangular array

1
01
001
0002
00001
000012
0000001
00000223
000001112
0000001112
00000000001
000000233334
000000000

A319000 as a square array

1000000000000
100000000000
10000000000
2000000000
110000000
20210000
1211020
311030
21030
203
13
4
1000000000000
100000000000
10000000000
2000000000
110000000
20210000
1211020
311030
21030
203
13
4