A157402 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A157402 as a triangular array

									1
								1		2
							1		6		10
						1		24		40		80
					1		80		300		400		880
				1		330		2400		3600		5280		12320
			1		1302		15750		47600		55440		86240		209440
		1		5936		129360		588000		837760		1034880		1675520		4188800
	1		26784		1146040		5856480

A157402 as a square array

1	1	1	1	1	1	1	1	1
2	6	24	80	330	1302	5936	26784
10	40	300	2400	15750	129360	1146040
80	400	3600	47600	588000	5856480
880	5280	55440	837760
12320	86240	1034880
209440	1675520
4188800

A157402 as an upper right triangle

1	1	1	1	1	1	1	1	1
	2	6	24	80	330	1302	5936	26784
		10	40	300	2400	15750	129360	1146040
			80	400	3600	47600	588000	5856480
				880	5280	55440	837760
					12320	86240	1034880
						209440	1675520
							4188800