A222290 - OEIS

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A222290 as a triangular array

1

0 0

0 0 0

3 4 4 3

4 11 4 11 4

4 8 35 35 8 4

5 44 83 208 83 44 5

20 144 532 1125 1125 532 144 20

27 352 1427 6619 6582 6619 1427 352 27

48 692 8540 40321 89852 89852 40321 8540 692 48

63 2488 23798 250681

A222290 as a square array

`1`	`0`	`0`	`3`	`4`	`4`	`5`	`20`	`27`	`48`	`63`
`0`	`0`	`4`	`11`	`8`	`44`	`144`	`352`	`692`	`2488`
`0`	`4`	`4`	`35`	`83`	`532`	`1427`	`8540`	`23798`
`3`	`11`	`35`	`208`	`1125`	`6619`	`40321`	`250681`
`4`	`8`	`83`	`1125`	`6582`	`89852`
`4`	`44`	`532`	`6619`	`89852`
`5`	`144`	`1427`	`40321`
`20`	`352`	`8540`
`27`	`692`
`48`

A222290 as an upper right triangle

`1`	`0`	`0`	`3`	`4`	`4`	`5`	`20`	`27`	`48`	`63`
	`0`	`0`	`4`	`11`	`8`	`44`	`144`	`352`	`692`	`2488`
		`0`	`4`	`4`	`35`	`83`	`532`	`1427`	`8540`	`23798`
			`3`	`11`	`35`	`208`	`1125`	`6619`	`40321`	`250681`
				`4`	`8`	`83`	`1125`	`6582`	`89852`
					`4`	`44`	`532`	`6619`	`89852`
						`5`	`144`	`1427`	`40321`
							`20`	`352`	`8540`
								`27`	`692`
									`48`

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Last modified May 16 00:16 EDT 2024. Contains 372549 sequences. (Running on oeis4.)