A156811 - OEIS

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A156811 as a triangular array

1

1 1

1 -4 1

0 18 12 1

1 0 216 -32 1

0 -150 0 2160 80 1

1 0 13500 0 19440 -192 1

0 294 0 -945000 0 163296 448 1

1 0 49392 0 56700000 0 1306368 -1024 1

0 -270 0 6223392 0 -3061800000 0 10077696 2304 1

1 0 40500 0 653456160 0 153090000000 0 75582720 -5120 1

A156811 as a square array

`1`	`1`	`1`	`0`	`1`	`0`	`1`	`0`	`1`	`0`	`1`
`1`	`-4`	`18`	`0`	`-150`	`0`	`294`	`0`	`-270`	`0`
`1`	`12`	`216`	`0`	`13500`	`0`	`49392`	`0`	`40500`
`1`	`-32`	`2160`	`0`	`-945000`	`0`	`6223392`	`0`
`1`	`80`	`19440`	`0`	`56700000`	`0`	`653456160`
`1`	`-192`	`163296`	`0`	`-3061800000`	`0`
`1`	`448`	`1306368`	`0`	`153090000000`
`1`	`-1024`	`10077696`	`0`
`1`	`2304`	`75582720`
`1`	`-5120`
`1`

A156811 as an upper right triangle

`1`	`1`	`1`	`0`	`1`	`0`	`1`	`0`	`1`	`0`	`1`
	`1`	`-4`	`18`	`0`	`-150`	`0`	`294`	`0`	`-270`	`0`
		`1`	`12`	`216`	`0`	`13500`	`0`	`49392`	`0`	`40500`
			`1`	`-32`	`2160`	`0`	`-945000`	`0`	`6223392`	`0`
				`1`	`80`	`19440`	`0`	`56700000`	`0`	`653456160`
					`1`	`-192`	`163296`	`0`	`-3061800000`	`0`
						`1`	`448`	`1306368`	`0`	`153090000000`
							`1`	`-1024`	`10077696`	`0`
								`1`	`2304`	`75582720`
									`1`	`-5120`
										`1`

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Last modified April 16 12:52 EDT 2024. Contains 371711 sequences. (Running on oeis4.)