Logo

A049218 formatted as a triangular array:

1
0 1
-2 0 1
0 -8 0 1
24 0 -20 0 1
0 184 0 -40 0 1
-720 0 784 0 -70 0 1
0 -8448 0 2464 0 -112 0 1
40320 0 -52352 0 6384 0 -168 0 1
0 648576 0 -229760 0 14448 0 -240 0 1
-3628800 0 5360256 0 -804320 0 29568 0 -330 0 1

A049218 formatted as a square array:

1 0 -2 0 24 0 -720 0 40320 0 -3628800
1 0 -8 0 184 0 -8448 0 648576 0
1 0 -20 0 784 0 -52352 0 5360256
1 0 -40 0 2464 0 -229760 0
1 0 -70 0 6384 0 -804320
1 0 -112 0 14448 0
1 0 -168 0 29568
1 0 -240 0
1 0 -330
1 0
1

A049218 formatted as an upper right triangle:

1 0 -2 0 24 0 -720 0 40320 0 -3628800
1 0 -8 0 184 0 -8448 0 648576 0
1 0 -20 0 784 0 -52352 0 5360256
1 0 -40 0 2464 0 -229760 0
1 0 -70 0 6384 0 -804320
1 0 -112 0 14448 0
1 0 -168 0 29568
1 0 -240 0
1 0 -330
1 0
1

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified December 15 00:47 EST 2009. Contains 170825 sequences.


AT&T Labs Research