A154867 - OEIS

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A154867 as a triangular array

1

1 1

1 2 1

1 4 4 1

1 8 12 8 1

1 16 35 35 16 1

1 32 105 130 105 32 1

1 64 322 490 490 322 64 1

1 128 994 1967 2100 1967 994 128 1

1 256 3061 8232 9597 9597 8232 3061 256 1

1 512 9375 34855 48405 45654 48405

A154867 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`2`	`4`	`8`	`16`	`32`	`64`	`128`	`256`	`512`
`1`	`4`	`12`	`35`	`105`	`322`	`994`	`3061`	`9375`
`1`	`8`	`35`	`130`	`490`	`1967`	`8232`	`34855`
`1`	`16`	`105`	`490`	`2100`	`9597`	`48405`
`1`	`32`	`322`	`1967`	`9597`	`45654`
`1`	`64`	`994`	`8232`	`48405`
`1`	`128`	`3061`
`1`	`256`
`1`

A154867 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`2`	`4`	`8`	`16`	`32`	`64`	`128`	`256`	`512`
		`1`	`4`	`12`	`35`	`105`	`322`	`994`	`3061`	`9375`
			`1`	`8`	`35`	`130`	`490`	`1967`	`8232`	`34855`
				`1`	`16`	`105`	`490`	`2100`	`9597`	`48405`
					`1`	`32`	`322`	`1967`	`9597`	`45654`
						`1`	`64`	`994`	`8232`	`48405`
							`1`	`128`	`3061`
								`1`	`256`
									`1`

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Last modified May 8 12:24 EDT 2024. Contains 372333 sequences. (Running on oeis4.)