A206277 - OEIS

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A206277 as a triangular array

81

306 306

1233 972 1233

4884 3168 3168 4884

19509 11205 12429 11205 19509

77580 35922 39306 39306 35922 77580

309057 123357 133866 145824 133866 123357 309057

1230480 408198 437340 495858 495858 437340 408198

A206277 as a square array

`81`	`306`	`1233`	`4884`	`19509`	`77580`	`309057`	`1230480`
`306`	`972`	`3168`	`11205`	`35922`	`123357`	`408198`
`1233`	`3168`	`12429`	`39306`	`133866`	`437340`
`4884`	`11205`	`39306`	`145824`	`495858`
`19509`	`35922`	`133866`	`495858`
`77580`	`123357`	`437340`
`309057`	`408198`

A206277 as an upper right triangle

`81`	`306`	`1233`	`4884`	`19509`	`77580`	`309057`	`1230480`
	`306`	`972`	`3168`	`11205`	`35922`	`123357`	`408198`
		`1233`	`3168`	`12429`	`39306`	`133866`	`437340`
			`4884`	`11205`	`39306`	`145824`	`495858`
				`19509`	`35922`	`133866`	`495858`
					`77580`	`123357`	`437340`
						`309057`	`408198`

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Last modified April 25 10:43 EDT 2024. Contains 371967 sequences. (Running on oeis4.)