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A159965 formatted as a triangular array:

1
2 1
6 5 1
20 21 8 1
70 84 45 11 1
252 330 220 78 14 1
924 1287 1001 455 120 17 1
3432 5005 4368 2380 816 171 20 1
12870 19448 18564 11628 4845 1330 231 23 1
48620 75582 77520 54264 26334 8855 2024 300 26 1

A159965 formatted as a square array:

1 2 6 20 70 252 924 3432 12870 48620
1 5 21 84 330 1287 5005 19448 75582
1 8 45 220 1001 4368 18564 77520
1 11 78 455 2380 11628 54264
1 14 120 816 4845 26334
1 17 171 1330 8855
1 20 231 2024
1 23 300
1 26
1

A159965 formatted as an upper right triangle:

1 2 6 20 70 252 924 3432 12870 48620
1 5 21 84 330 1287 5005 19448 75582
1 8 45 220 1001 4368 18564 77520
1 11 78 455 2380 11628 54264
1 14 120 816 4845 26334
1 17 171 1330 8855
1 20 231 2024
1 23 300
1 26
1

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Last modified December 7 08:40 EST 2009. Contains 170430 sequences.


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