A056151 - OEIS

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A056151 as a triangular array

1

1 1

1 3 2

1 7 10 6

1 15 38 42 24

1 31 130 222 216 120

1 63 422 1050 1464 1320 720

1 127 1330 4686 8856 10920 9360 5040

1 255 4118 20202 50424 80520 91440 75600 40320

1 511 12610 85182 276696 558120 795600 851760 685440 362880

A056151 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`3`	`7`	`15`	`31`	`63`	`127`	`255`	`511`
`2`	`10`	`38`	`130`	`422`	`1330`	`4118`	`12610`
`6`	`42`	`222`	`1050`	`4686`	`20202`	`85182`
`24`	`216`	`1464`	`8856`	`50424`	`276696`
`120`	`1320`	`10920`	`80520`	`558120`
`720`	`9360`	`91440`	`795600`
`5040`	`75600`	`851760`
`40320`	`685440`
`362880`

A056151 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`3`	`7`	`15`	`31`	`63`	`127`	`255`	`511`
		`2`	`10`	`38`	`130`	`422`	`1330`	`4118`	`12610`
			`6`	`42`	`222`	`1050`	`4686`	`20202`	`85182`
				`24`	`216`	`1464`	`8856`	`50424`	`276696`
					`120`	`1320`	`10920`	`80520`	`558120`
						`720`	`9360`	`91440`	`795600`
							`5040`	`75600`	`851760`
								`40320`	`685440`
									`362880`

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Last modified September 15 11:45 EDT 2024. Contains 375938 sequences. (Running on oeis4.)