A136247 - OEIS

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A136247 as a triangular array

1

1 -1

1 -1 1

1 2 2 -1

1 6 -4 -3 1

1 -4 -20 6 4 -1

1 -40 8 44 -8 -5 1

1 -12 188 -6 -80 10 6 -1

1 308 136 -546 -10 130 -12 -7 1

1 416 -1864 -628 1256 50 -196 14 8 -1

1 -2664 -3640 6696 1984 -2506 -126 280 -16 -9 1

A136247 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`-1`	`-1`	`2`	`6`	`-4`	`-40`	`-12`	`308`	`416`	`-2664`
`1`	`2`	`-4`	`-20`	`8`	`188`	`136`	`-1864`	`-3640`
`-1`	`-3`	`6`	`44`	`-6`	`-546`	`-628`	`6696`
`1`	`4`	`-8`	`-80`	`-10`	`1256`	`1984`
`-1`	`-5`	`10`	`130`	`50`	`-2506`
`1`	`6`	`-12`	`-196`	`-126`
`-1`	`-7`	`14`	`280`
`1`	`8`	`-16`
`-1`	`-9`
`1`

A136247 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`-1`	`-1`	`2`	`6`	`-4`	`-40`	`-12`	`308`	`416`	`-2664`
		`1`	`2`	`-4`	`-20`	`8`	`188`	`136`	`-1864`	`-3640`
			`-1`	`-3`	`6`	`44`	`-6`	`-546`	`-628`	`6696`
				`1`	`4`	`-8`	`-80`	`-10`	`1256`	`1984`
					`-1`	`-5`	`10`	`130`	`50`	`-2506`
						`1`	`6`	`-12`	`-196`	`-126`
							`-1`	`-7`	`14`	`280`
								`1`	`8`	`-16`
									`-1`	`-9`
										`1`

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Last modified April 24 09:42 EDT 2024. Contains 371935 sequences. (Running on oeis4.)