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A106566 formatted as a triangular array:

1
0 1
0 1 1
0 2 2 1
0 5 5 3 1
0 14 14 9 4 1
0 42 42 28 14 5 1
0 132 132 90 48 20 6 1
0 429 429 297 165 75 27 7 1
0 1430 1430 1001 572 275 110 35 8 1

A106566 formatted as a square array:

1 0 0 0 0 0 0 0 0 0
1 1 2 5 14 42 132 429 1430
1 2 5 14 42 132 429 1430
1 3 9 28 90 297 1001
1 4 14 48 165 572
1 5 20 75 275
1 6 27 110
1 7 35
1 8
1

A106566 formatted as an upper right triangle:

1 0 0 0 0 0 0 0 0 0
1 1 2 5 14 42 132 429 1430
1 2 5 14 42 132 429 1430
1 3 9 28 90 297 1001
1 4 14 48 165 572
1 5 20 75 275
1 6 27 110
1 7 35
1 8
1

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.


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