A274292 - OEIS

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A274292 as a triangular array

1

1 2

1 4 6

1 8 14 20

1 16 30 50 70

1 32 62 112 182 252

1 64 126 238 420 672 924

1 128 254 492 912 1584 2508 3432

1 256 510 1002 1914 3498 6006 9438 12870

1 512 1022 2024 3938 7436 13442 22880 35750 48620

1 1024 2046 4070 8008 15444 28886 51766 87516 136136 184756

A274292 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`2`	`4`	`8`	`16`	`32`	`64`	`128`	`256`	`512`	`1024`
`6`	`14`	`30`	`62`	`126`	`254`	`510`	`1022`	`2046`
`20`	`50`	`112`	`238`	`492`	`1002`	`2024`	`4070`
`70`	`182`	`420`	`912`	`1914`	`3938`	`8008`
`252`	`672`	`1584`	`3498`	`7436`	`15444`
`924`	`2508`	`6006`	`13442`	`28886`
`3432`	`9438`	`22880`	`51766`
`12870`	`35750`	`87516`
`48620`	`136136`
`184756`

A274292 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`2`	`4`	`8`	`16`	`32`	`64`	`128`	`256`	`512`	`1024`
		`6`	`14`	`30`	`62`	`126`	`254`	`510`	`1022`	`2046`
			`20`	`50`	`112`	`238`	`492`	`1002`	`2024`	`4070`
				`70`	`182`	`420`	`912`	`1914`	`3938`	`8008`
					`252`	`672`	`1584`	`3498`	`7436`	`15444`
						`924`	`2508`	`6006`	`13442`	`28886`
							`3432`	`9438`	`22880`	`51766`
								`12870`	`35750`	`87516`
									`48620`	`136136`
										`184756`

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Last modified April 25 13:02 EDT 2024. Contains 371969 sequences. (Running on oeis4.)