A203022 - OEIS

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A203022 as a triangular array

0

1 1

2 8 2

4 36 36 4

12 544 3216 544 12

44 12700 257664 257664 12700 44

176 431432 69822004 464458656 69822004 431432 176

768 17482140

A203022 as a square array

`0`	`1`	`2`	`4`	`12`	`44`	`176`	`768`
`1`	`8`	`36`	`544`	`12700`	`431432`	`17482140`
`2`	`36`	`3216`	`257664`	`69822004`
`4`	`544`	`257664`	`464458656`
`12`	`12700`	`69822004`
`44`	`431432`
`176`

A203022 as an upper right triangle

`0`	`1`	`2`	`4`	`12`	`44`	`176`	`768`
	`1`	`8`	`36`	`544`	`12700`	`431432`	`17482140`
		`2`	`36`	`3216`	`257664`	`69822004`
			`4`	`544`	`257664`	`464458656`
				`12`	`12700`	`69822004`
					`44`	`431432`
						`176`

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Last modified May 6 10:12 EDT 2024. Contains 372293 sequences. (Running on oeis4.)