A278435 - OEIS

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A278435 as a triangular array

0

6 6

40 100 40

155 1609 1609 155

456 19624 57760 19624 456

1128 178352 2116789 2116789 178352 1128

2472 1287838 67971132 223202074 67971132 1287838 2472

4950 7795151 1796061464 23450120081 23450120081 1796061464

A278435 as a square array

`0`	`6`	`40`	`155`	`456`	`1128`	`2472`	`4950`
`6`	`100`	`1609`	`19624`	`178352`	`1287838`	`7795151`
`40`	`1609`	`57760`	`2116789`	`67971132`	`1796061464`
`155`	`19624`	`2116789`	`223202074`	`23450120081`
`456`	`178352`	`67971132`	`23450120081`
`1128`	`1287838`	`1796061464`
`2472`

A278435 as an upper right triangle

`0`	`6`	`40`	`155`	`456`	`1128`	`2472`	`4950`
	`6`	`100`	`1609`	`19624`	`178352`	`1287838`	`7795151`
		`40`	`1609`	`57760`	`2116789`	`67971132`	`1796061464`
			`155`	`19624`	`2116789`	`223202074`	`23450120081`
				`456`	`178352`	`67971132`	`23450120081`
					`1128`	`1287838`	`1796061464`
						`2472`

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)