A038675 - OEIS

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A038675 as a triangular array

1

1 3

1 16 10

1 55 165 35

1 156 1386 1456 126

1 399 8456 25368 11970 462

1 960 42876 289920 393030 95040 1716

1 2223 193185 2577135 7731405 5525091 741741 6435

1 5020 803440 19411480 111675850 176644468

A038675 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`3`	`16`	`55`	`156`	`399`	`960`	`2223`	`5020`
`10`	`165`	`1386`	`8456`	`42876`	`193185`	`803440`
`35`	`1456`	`25368`	`289920`	`2577135`	`19411480`
`126`	`11970`	`393030`	`7731405`	`111675850`
`462`	`95040`	`5525091`	`176644468`
`1716`	`741741`
`6435`

A038675 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`3`	`16`	`55`	`156`	`399`	`960`	`2223`	`5020`
		`10`	`165`	`1386`	`8456`	`42876`	`193185`	`803440`
			`35`	`1456`	`25368`	`289920`	`2577135`	`19411480`
				`126`	`11970`	`393030`	`7731405`	`111675850`
					`462`	`95040`	`5525091`	`176644468`
						`1716`	`741741`
							`6435`

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Last modified April 23 18:16 EDT 2024. Contains 371916 sequences. (Running on oeis4.)