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A075181 formatted as a triangular array:

1
2 1
6 6 2
24 36 22 6
120 240 210 100 24
720 1800 2040 1350 548 120
5040 15120 21000 17640 9744 3528 720
40320 141120 231840 235200 162456 78792 26136 5040

A075181 formatted as a square array:

1 2 6 24 120 720 5040 40320
1 6 36 240 1800 15120 141120
2 22 210 2040 21000 231840
6 100 1350 17640 235200
24 548 9744 162456
120 3528 78792
720 26136
5040

A075181 formatted as an upper right triangle:

1 2 6 24 120 720 5040 40320
1 6 36 240 1800 15120 141120
2 22 210 2040 21000 231840
6 100 1350 17640 235200
24 548 9744 162456
120 3528 78792
720 26136
5040

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Last modified December 4 08:07 EST 2009. Contains 170310 sequences.


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