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A230384
as
a triangular array
1
1
2
2
7
8
4
19
49
67
42
84
138
174
357
168
348
372
702
906
1407
A230384
as
a square array
1
1
2
4
42
168
2
7
19
84
348
8
49
138
372
67
174
702
357
906
1407
A230384
as
an upper right triangle
1
1
2
4
42
168
2
7
19
84
348
8
49
138
372
67
174
702
357
906
1407