A084930 - OEIS

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A084930 as a triangular array

1

-3 4

5 -20 16

-7 56 -112 64

9 -120 432 -576 256

-11 220 -1232 2816 -2816 1024

13 -364 2912 -9984 16640 -13312 4096

-15 560 -6048 28800 -70400 92160 -61440 16384

17 -816 11424 -71808 239360 -452608 487424 -278528 65536

-19 1140 -20064 160512 -695552

A084930 as a square array

`1`	`-3`	`5`	`-7`	`9`	`-11`	`13`	`-15`	`17`	`-19`
`4`	`-20`	`56`	`-120`	`220`	`-364`	`560`	`-816`	`1140`
`16`	`-112`	`432`	`-1232`	`2912`	`-6048`	`11424`	`-20064`
`64`	`-576`	`2816`	`-9984`	`28800`	`-71808`	`160512`
`256`	`-2816`	`16640`	`-70400`	`239360`	`-695552`
`1024`	`-13312`	`92160`	`-452608`
`4096`	`-61440`	`487424`
`16384`	`-278528`
`65536`

A084930 as an upper right triangle

`1`	`-3`	`5`	`-7`	`9`	`-11`	`13`	`-15`	`17`	`-19`
	`4`	`-20`	`56`	`-120`	`220`	`-364`	`560`	`-816`	`1140`
		`16`	`-112`	`432`	`-1232`	`2912`	`-6048`	`11424`	`-20064`
			`64`	`-576`	`2816`	`-9984`	`28800`	`-71808`	`160512`
				`256`	`-2816`	`16640`	`-70400`	`239360`	`-695552`
					`1024`	`-13312`	`92160`	`-452608`
						`4096`	`-61440`	`487424`
							`16384`	`-278528`
								`65536`

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Last modified April 24 10:11 EDT 2024. Contains 371935 sequences. (Running on oeis4.)