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A003988 formatted as a triangular array:

1
2 0
3 1 0
4 1 0 0
5 2 1 0 0
6 2 1 0 0 0
7 3 1 1 0 0 0
8 3 2 1 0 0 0 0
9 4 2 1 1 0 0 0 0
10 4 2 1 1 0 0 0 0 0
11 5 3 2 1 1 0 0 0 0 0
12 5 3 2 1 1 0 0 0 0 0 0
13 6 3 2 1 1 1 0 0 0 0 0 0

A003988 formatted as a square array:

1 2 3 4 5 6 7 8 9 10 11 12 13
0 1 1 2 2 3 3 4 4 5 5 6
0 0 1 1 1 2 2 2 3 3 3
0 0 0 1 1 1 1 2 2 2
0 0 0 0 1 1 1 1 1
0 0 0 0 0 1 1 1
0 0 0 0 0 0 1
0 0 0 0 0 0
0 0 0 0 0
0 0 0 0
0 0 0
0 0
0

A003988 formatted as an upper right triangle:

1 2 3 4 5 6 7 8 9 10 11 12 13
0 1 1 2 2 3 3 4 4 5 5 6
0 0 1 1 1 2 2 2 3 3 3
0 0 0 1 1 1 1 2 2 2
0 0 0 0 1 1 1 1 1
0 0 0 0 0 1 1 1
0 0 0 0 0 0 1
0 0 0 0 0 0
0 0 0 0 0
0 0 0 0
0 0 0
0 0
0

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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