A206668 - OEIS

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A206668 as a triangular array

81

423 423

2286 2691 2286

12477 17844 17844 12477

68253 119727 166605 119727 68253

373644 815847 1637151 1637151 815847 373644

2046027 5593611 16537155 25229685 16537155 5593611 2046027

11205045 38594841

A206668 as a square array

`81`	`423`	`2286`	`12477`	`68253`	`373644`	`2046027`	`11205045`
`423`	`2691`	`17844`	`119727`	`815847`	`5593611`	`38594841`
`2286`	`17844`	`166605`	`1637151`	`16537155`
`12477`	`119727`	`1637151`	`25229685`
`68253`	`815847`	`16537155`
`373644`	`5593611`
`2046027`

A206668 as an upper right triangle

`81`	`423`	`2286`	`12477`	`68253`	`373644`	`2046027`	`11205045`
	`423`	`2691`	`17844`	`119727`	`815847`	`5593611`	`38594841`
		`2286`	`17844`	`166605`	`1637151`	`16537155`
			`12477`	`119727`	`1637151`	`25229685`
				`68253`	`815847`	`16537155`
					`373644`	`5593611`
						`2046027`

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Last modified April 24 00:30 EDT 2024. Contains 371917 sequences. (Running on oeis4.)