A057004 - OEIS

The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.

The OEIS is supported by the many generous donors to the OEIS Foundation.

A057004 as a triangular array

1

1 1

1 3 1

1 7 7 1

1 15 41 26 1

1 31 235 604 97 1

1 63 1361 14120 13753 624 1

1 127 7987 334576 1712845 504243 4163 1

1 255 47321 7987616 207009649 371515454 24824785 34470 1

1 511 281995 191318464

A057004 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`3`	`7`	`15`	`31`	`63`	`127`	`255`	`511`
`1`	`7`	`41`	`235`	`1361`	`7987`	`47321`	`281995`
`1`	`26`	`604`	`14120`	`334576`	`7987616`	`191318464`
`1`	`97`	`13753`	`1712845`	`207009649`
`1`	`624`	`504243`	`371515454`
`1`	`4163`	`24824785`
`1`	`34470`
`1`

A057004 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`3`	`7`	`15`	`31`	`63`	`127`	`255`	`511`
		`1`	`7`	`41`	`235`	`1361`	`7987`	`47321`	`281995`
			`1`	`26`	`604`	`14120`	`334576`	`7987616`	`191318464`
				`1`	`97`	`13753`	`1712845`	`207009649`
					`1`	`624`	`504243`	`371515454`
						`1`	`4163`	`24824785`
							`1`	`34470`
								`1`

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 19 08:13 EDT 2024. Contains 372666 sequences. (Running on oeis4.)