A157321 - OEIS

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A157321 as a triangular array

1

126 126

312 882 312

630 3276 3276 630

1116 8820 16224 8820 1116

1806 19530 54600 54600 19530 1806

2736 37926 145080 220500 145080 37926 2736

3942 67032 328692 683550 683550 328692 67032 3942

5460 110376

A157321 as a square array

`1`	`126`	`312`	`630`	`1116`	`1806`	`2736`	`3942`	`5460`
`126`	`882`	`3276`	`8820`	`19530`	`37926`	`67032`	`110376`
`312`	`3276`	`16224`	`54600`	`145080`	`328692`
`630`	`8820`	`54600`	`220500`	`683550`
`1116`	`19530`	`145080`	`683550`
`1806`	`37926`	`328692`
`2736`	`67032`
`3942`

A157321 as an upper right triangle

`1`	`126`	`312`	`630`	`1116`	`1806`	`2736`	`3942`	`5460`
	`126`	`882`	`3276`	`8820`	`19530`	`37926`	`67032`	`110376`
		`312`	`3276`	`16224`	`54600`	`145080`	`328692`
			`630`	`8820`	`54600`	`220500`	`683550`
				`1116`	`19530`	`145080`	`683550`
					`1806`	`37926`	`328692`
						`2736`	`67032`
							`3942`

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Last modified May 11 19:05 EDT 2024. Contains 372413 sequences. (Running on oeis4.)