A225478 - OEIS

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A225478 as a triangular array

1

3 4

21 40 16

231 524 336 64

3465 8784 7136 2304 256

65835 180756 170720 72320 14080 1024

1514205 4420728 4649584 2346240 613120 79872 4096

40883535 125416476 143221680 81946816 25939200 4609024 430080 16384

1267389585 4051444896 4941537984 3113238016 1131902464 246636544 31768576 2228224 65536

A225478 as a square array

`1`	`3`	`21`	`231`	`3465`	`65835`	`1514205`	`40883535`	`1267389585`
`4`	`40`	`524`	`8784`	`180756`	`4420728`	`125416476`	`4051444896`
`16`	`336`	`7136`	`170720`	`4649584`	`143221680`	`4941537984`
`64`	`2304`	`72320`	`2346240`	`81946816`	`3113238016`
`256`	`14080`	`613120`	`25939200`	`1131902464`
`1024`	`79872`	`4609024`	`246636544`
`4096`	`430080`	`31768576`
`16384`	`2228224`
`65536`

A225478 as an upper right triangle

`1`	`3`	`21`	`231`	`3465`	`65835`	`1514205`	`40883535`	`1267389585`
	`4`	`40`	`524`	`8784`	`180756`	`4420728`	`125416476`	`4051444896`
		`16`	`336`	`7136`	`170720`	`4649584`	`143221680`	`4941537984`
			`64`	`2304`	`72320`	`2346240`	`81946816`	`3113238016`
				`256`	`14080`	`613120`	`25939200`	`1131902464`
					`1024`	`79872`	`4609024`	`246636544`
						`4096`	`430080`	`31768576`
							`16384`	`2228224`
								`65536`

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Last modified August 18 22:01 EDT 2024. Contains 375284 sequences. (Running on oeis4.)