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A158821 formatted as a triangular array:

1
1 1
2 0 1
3 0 0 1
4 0 0 0 1
5 0 0 0 0 1
6 0 0 0 0 0 1
7 0 0 0 0 0 0 1
8 0 0 0 0 0 0 0 1
9 0 0 0 0 0 0 0 0 1
10 0 0 0 0 0 0 0 0 0 1
11 0 0 0 0 0 0 0 0 0 0 1
12 0 0 0 0 0 0 0 0 0 0 0 1

A158821 formatted as a square array:

1 1 2 3 4 5 6 7 8 9 10 11 12
1 0 0 0 0 0 0 0 0 0 0 0
1 0 0 0 0 0 0 0 0 0 0
1 0 0 0 0 0 0 0 0 0
1 0 0 0 0 0 0 0 0
1 0 0 0 0 0 0 0
1 0 0 0 0 0 0
1 0 0 0 0 0
1 0 0 0 0
1 0 0 0
1 0 0
1 0
1

A158821 formatted as an upper right triangle:

1 1 2 3 4 5 6 7 8 9 10 11 12
1 0 0 0 0 0 0 0 0 0 0 0
1 0 0 0 0 0 0 0 0 0 0
1 0 0 0 0 0 0 0 0 0
1 0 0 0 0 0 0 0 0
1 0 0 0 0 0 0 0
1 0 0 0 0 0 0
1 0 0 0 0 0
1 0 0 0 0
1 0 0 0
1 0 0
1 0
1

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Last modified December 10 00:48 EST 2009. Contains 170565 sequences.


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