A163771 - OEIS

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A163771 as a triangular array

1

1 2

3 4 6

7 10 14 20

19 26 36 50 70

51 70 96 132 182 252

141 192 262 358 490 672 924

393 534 726 988 1346 1836 2508 3432

1107 1500 2034 2760 3748 5094 6930 9438 12870

A163771 as a square array

`1`	`1`	`3`	`7`	`19`	`51`	`141`	`393`	`1107`
`2`	`4`	`10`	`26`	`70`	`192`	`534`	`1500`
`6`	`14`	`36`	`96`	`262`	`726`	`2034`
`20`	`50`	`132`	`358`	`988`	`2760`
`70`	`182`	`490`	`1346`	`3748`
`252`	`672`	`1836`	`5094`
`924`	`2508`	`6930`
`3432`	`9438`
`12870`

A163771 as an upper right triangle

`1`	`1`	`3`	`7`	`19`	`51`	`141`	`393`	`1107`
	`2`	`4`	`10`	`26`	`70`	`192`	`534`	`1500`
		`6`	`14`	`36`	`96`	`262`	`726`	`2034`
			`20`	`50`	`132`	`358`	`988`	`2760`
				`70`	`182`	`490`	`1346`	`3748`
					`252`	`672`	`1836`	`5094`
						`924`	`2508`	`6930`
							`3432`	`9438`
								`12870`

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)