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A123354
as
a triangular array
1
1
1
1
3
1
1
6
9
1
1
10
40
27
1
1
15
125
272
81
1
1
21
315
1625
1856
243
1
A123354
as
a square array
1
1
1
1
1
1
1
1
3
6
10
15
21
1
9
40
125
315
1
27
272
1625
1
81
1856
1
243
1
A123354
as
an upper right triangle
1
1
1
1
1
1
1
1
3
6
10
15
21
1
9
40
125
315
1
27
272
1625
1
81
1856
1
243
1