A290595 - OEIS

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A290595 as a triangular array

1

1 2

4 19 4

28 222 147 8

280 3194 4128 887 16

3640 55024 113566 52538 4835 32

58240 1107336 3268788 2562676 555684 25167 64

1106560 25526192 100544412 117517960 45415640 5301150 128203 128

24344320 663605680 3325767376 5352311764 3189383200 695714590 47537320 646519 256

608608000 19213911360 118361719296 248493947496 208996478388 72479948400 9696965250 410038434 3245139 512

A290595 as a square array

`1`	`1`	`4`	`28`	`280`	`3640`	`58240`	`1106560`	`24344320`	`608608000`
`2`	`19`	`222`	`3194`	`55024`	`1107336`	`25526192`	`663605680`	`19213911360`
`4`	`147`	`4128`	`113566`	`3268788`	`100544412`	`3325767376`	`118361719296`
`8`	`887`	`52538`	`2562676`	`117517960`	`5352311764`	`248493947496`
`16`	`4835`	`555684`	`45415640`	`3189383200`	`208996478388`
`32`	`25167`	`5301150`	`695714590`	`72479948400`
`64`	`128203`	`47537320`	`9696965250`
`128`	`646519`	`410038434`
`256`	`3245139`
`512`

A290595 as an upper right triangle

`1`	`1`	`4`	`28`	`280`	`3640`	`58240`	`1106560`	`24344320`	`608608000`
	`2`	`19`	`222`	`3194`	`55024`	`1107336`	`25526192`	`663605680`	`19213911360`
		`4`	`147`	`4128`	`113566`	`3268788`	`100544412`	`3325767376`	`118361719296`
			`8`	`887`	`52538`	`2562676`	`117517960`	`5352311764`	`248493947496`
				`16`	`4835`	`555684`	`45415640`	`3189383200`	`208996478388`
					`32`	`25167`	`5301150`	`695714590`	`72479948400`
						`64`	`128203`	`47537320`	`9696965250`
							`128`	`646519`	`410038434`
								`256`	`3245139`
									`512`

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Last modified September 18 16:17 EDT 2024. Contains 376000 sequences. (Running on oeis4.)