A320409 - 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.

A320409 as a triangular array

1

2 2

4 6 4

8 14 14 8

16 35 47 35 16

32 95 156 156 95 32

64 257 548 786 548 257 64

128 700 1970 3761 3761 1970 700 128

256 1907 7049 18725 27236 18725 7049 1907 256

512 5202 25364 92578 191615 191615 92578

A320409 as a square array

`1`	`2`	`4`	`8`	`16`	`32`	`64`	`128`	`256`	`512`
`2`	`6`	`14`	`35`	`95`	`257`	`700`	`1907`	`5202`
`4`	`14`	`47`	`156`	`548`	`1970`	`7049`	`25364`
`8`	`35`	`156`	`786`	`3761`	`18725`	`92578`
`16`	`95`	`548`	`3761`	`27236`	`191615`
`32`	`257`	`1970`	`18725`	`191615`
`64`	`700`	`7049`	`92578`
`128`	`1907`
`256`

A320409 as an upper right triangle

`1`	`2`	`4`	`8`	`16`	`32`	`64`	`128`	`256`	`512`
	`2`	`6`	`14`	`35`	`95`	`257`	`700`	`1907`	`5202`
		`4`	`14`	`47`	`156`	`548`	`1970`	`7049`	`25364`
			`8`	`35`	`156`	`786`	`3761`	`18725`	`92578`
				`16`	`95`	`548`	`3761`	`27236`	`191615`
					`32`	`257`	`1970`	`18725`	`191615`
						`64`	`700`	`7049`	`92578`
							`128`	`1907`
								`256`

License Agreements, Terms of Use, Privacy Policy. .

Last modified June 12 23:15 EDT 2024. Contains 373360 sequences. (Running on oeis4.)