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A154960 formatted as a triangular array:

1
1 1
4 3 1
32 25 6 1
436 340 85 10 1
9012 7026 1755 215 15 1
262760 204862 51156 6265 455 21 1
10270696 8007602 1999620 244811 17780 854 28 1
518277560 404077632 100904602 12353796 896931 43092 1470 36 1

A154960 formatted as a square array:

1 1 4 32 436 9012 262760 10270696 518277560
1 3 25 340 7026 204862 8007602 404077632
1 6 85 1755 51156 1999620 100904602
1 10 215 6265 244811 12353796
1 15 455 17780 896931
1 21 854 43092
1 28 1470
1 36
1

A154960 formatted as an upper right triangle:

1 1 4 32 436 9012 262760 10270696 518277560
1 3 25 340 7026 204862 8007602 404077632
1 6 85 1755 51156 1999620 100904602
1 10 215 6265 244811 12353796
1 15 455 17780 896931
1 21 854 43092
1 28 1470
1 36
1

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Last modified December 3 22:15 EST 2009. Contains 170310 sequences.


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