A221255 - OEIS

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A221255 as a triangular array

0

1 0

2 4 0

4 8 16 0

8 81 30 64 0

16 392 2116 112 256 0

32 2500 22268 58081 418 1024 0

64 14112 488601 1319409 1612900 1560 4096 0

128 83521 7356420 103489929 78633756 44903401 5822 16384 0

256 484128 132273001

A221255 as a square array

`0`	`1`	`2`	`4`	`8`	`16`	`32`	`64`	`128`	`256`
`0`	`4`	`8`	`81`	`392`	`2500`	`14112`	`83521`	`484128`
`0`	`16`	`30`	`2116`	`22268`	`488601`	`7356420`	`132273001`
`0`	`64`	`112`	`58081`	`1319409`	`103489929`
`0`	`256`	`418`	`1612900`	`78633756`
`0`	`1024`	`1560`	`44903401`
`0`	`4096`	`5822`
`0`	`16384`
`0`

A221255 as an upper right triangle

`0`	`1`	`2`	`4`	`8`	`16`	`32`	`64`	`128`	`256`
	`0`	`4`	`8`	`81`	`392`	`2500`	`14112`	`83521`	`484128`
		`0`	`16`	`30`	`2116`	`22268`	`488601`	`7356420`	`132273001`
			`0`	`64`	`112`	`58081`	`1319409`	`103489929`
				`0`	`256`	`418`	`1612900`	`78633756`
					`0`	`1024`	`1560`	`44903401`
						`0`	`4096`	`5822`
							`0`	`16384`
								`0`

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Last modified April 19 18:05 EDT 2024. Contains 371798 sequences. (Running on oeis4.)