A208269 - OEIS

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A208269 as a triangular array

1

2 2

4 7 4

8 25 25 8

16 89 161 89 16

32 317 1033 1033 317 32

64 1129 6631 11929 6631 1129 64

128 4021 42563 137845 137845 42563 4021 128

256 14321 273205 1592731 2867739 1592731 273205 14321 256

512 51005 1753657

A208269 as a square array

`1`	`2`	`4`	`8`	`16`	`32`	`64`	`128`	`256`	`512`
`2`	`7`	`25`	`89`	`317`	`1129`	`4021`	`14321`	`51005`
`4`	`25`	`161`	`1033`	`6631`	`42563`	`273205`	`1753657`
`8`	`89`	`1033`	`11929`	`137845`	`1592731`
`16`	`317`	`6631`	`137845`	`2867739`
`32`	`1129`	`42563`	`1592731`
`64`	`4021`	`273205`
`128`	`14321`
`256`

A208269 as an upper right triangle

`1`	`2`	`4`	`8`	`16`	`32`	`64`	`128`	`256`	`512`
	`2`	`7`	`25`	`89`	`317`	`1129`	`4021`	`14321`	`51005`
		`4`	`25`	`161`	`1033`	`6631`	`42563`	`273205`	`1753657`
			`8`	`89`	`1033`	`11929`	`137845`	`1592731`
				`16`	`317`	`6631`	`137845`	`2867739`
					`32`	`1129`	`42563`	`1592731`
						`64`	`4021`	`273205`
							`128`	`14321`
								`256`

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Last modified November 29 00:31 EST 2023. Contains 367422 sequences. (Running on oeis4.)