A137298 - OEIS

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A137298 as a triangular array

1

0 1

-1 0 1

0 -2 0 1

2 0 -4 0 1

0 6 0 -6 0 1

-6 0 18 0 -9 0 1

0 -30 0 42 0 -13 0 1

30 0 -120 0 87 0 -18 0 1

0 240 0 -414 0 178 0 -25 0 1

-270 0 1320 0 -1197 0 340 0 -34 0 1

A137298 as a square array

`1`	`0`	`-1`	`0`	`2`	`0`	`-6`	`0`	`30`	`0`	`-270`
`1`	`0`	`-2`	`0`	`6`	`0`	`-30`	`0`	`240`	`0`
`1`	`0`	`-4`	`0`	`18`	`0`	`-120`	`0`	`1320`
`1`	`0`	`-6`	`0`	`42`	`0`	`-414`	`0`
`1`	`0`	`-9`	`0`	`87`	`0`	`-1197`
`1`	`0`	`-13`	`0`	`178`	`0`
`1`	`0`	`-18`	`0`	`340`
`1`	`0`	`-25`	`0`
`1`	`0`	`-34`
`1`	`0`
`1`

A137298 as an upper right triangle

`1`	`0`	`-1`	`0`	`2`	`0`	`-6`	`0`	`30`	`0`	`-270`
	`1`	`0`	`-2`	`0`	`6`	`0`	`-30`	`0`	`240`	`0`
		`1`	`0`	`-4`	`0`	`18`	`0`	`-120`	`0`	`1320`
			`1`	`0`	`-6`	`0`	`42`	`0`	`-414`	`0`
				`1`	`0`	`-9`	`0`	`87`	`0`	`-1197`
					`1`	`0`	`-13`	`0`	`178`	`0`
						`1`	`0`	`-18`	`0`	`340`
							`1`	`0`	`-25`	`0`
								`1`	`0`	`-34`
									`1`	`0`
										`1`

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Last modified April 23 02:53 EDT 2024. Contains 371906 sequences. (Running on oeis4.)