A204890 - OEIS

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A204890 as a triangular array

1

3 2

5 4 2

9 8 6 4

11 10 8 6 2

15 14 12 10 6 4

17 16 14 12 8 6 2

21 20 18 16 12 10 6 4

27 26 24 22 18 16 12 10 6

29 28 26 24 20 18 14 12 8 2

35 34 32 30 26 24 20 18 14 8 6

39 38 36 34 30 28 24 22

A204890 as a square array

`1`	`3`	`5`	`9`	`11`	`15`	`17`	`21`	`27`	`29`	`35`	`39`
`2`	`4`	`8`	`10`	`14`	`16`	`20`	`26`	`28`	`34`	`38`
`2`	`6`	`8`	`12`	`14`	`18`	`24`	`26`	`32`	`36`
`4`	`6`	`10`	`12`	`16`	`22`	`24`	`30`	`34`
`2`	`6`	`8`	`12`	`18`	`20`	`26`	`30`
`4`	`6`	`10`	`16`	`18`	`24`	`28`
`2`	`6`	`12`	`14`	`20`	`24`
`4`	`10`	`12`	`18`	`22`
`6`	`8`	`14`
`2`	`8`
`6`

A204890 as an upper right triangle

`1`	`3`	`5`	`9`	`11`	`15`	`17`	`21`	`27`	`29`	`35`	`39`
	`2`	`4`	`8`	`10`	`14`	`16`	`20`	`26`	`28`	`34`	`38`
		`2`	`6`	`8`	`12`	`14`	`18`	`24`	`26`	`32`	`36`
			`4`	`6`	`10`	`12`	`16`	`22`	`24`	`30`	`34`
				`2`	`6`	`8`	`12`	`18`	`20`	`26`	`30`
					`4`	`6`	`10`	`16`	`18`	`24`	`28`
						`2`	`6`	`12`	`14`	`20`	`24`
							`4`	`10`	`12`	`18`	`22`
								`6`	`8`	`14`
									`2`	`8`
										`6`

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Last modified April 24 19:24 EDT 2024. Contains 371962 sequences. (Running on oeis4.)