A301491 - OEIS

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A301491 as a triangular array

1

2 2

4 7 4

8 18 18 8

16 50 52 50 16

32 138 148 148 138 32

64 383 441 599 441 383 64

128 1063 1372 2354 2354 1372 1063 128

256 2951 4326 9415 15124 9415 4326 2951 256

512 8193 13641 38558 93753 93753 38558 13641

A301491 as a square array

`1`	`2`	`4`	`8`	`16`	`32`	`64`	`128`	`256`	`512`
`2`	`7`	`18`	`50`	`138`	`383`	`1063`	`2951`	`8193`
`4`	`18`	`52`	`148`	`441`	`1372`	`4326`	`13641`
`8`	`50`	`148`	`599`	`2354`	`9415`	`38558`
`16`	`138`	`441`	`2354`	`15124`	`93753`
`32`	`383`	`1372`	`9415`	`93753`
`64`	`1063`	`4326`	`38558`
`128`	`2951`	`13641`
`256`

A301491 as an upper right triangle

`1`	`2`	`4`	`8`	`16`	`32`	`64`	`128`	`256`	`512`
	`2`	`7`	`18`	`50`	`138`	`383`	`1063`	`2951`	`8193`
		`4`	`18`	`52`	`148`	`441`	`1372`	`4326`	`13641`
			`8`	`50`	`148`	`599`	`2354`	`9415`	`38558`
				`16`	`138`	`441`	`2354`	`15124`	`93753`
					`32`	`383`	`1372`	`9415`	`93753`
						`64`	`1063`	`4326`	`38558`
							`128`	`2951`	`13641`
								`256`

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Last modified April 23 09:22 EDT 2024. Contains 371905 sequences. (Running on oeis4.)