A213849 - OEIS

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A213849 as a triangular array

1

2 1

5 3 2

8 6 4 2

14 11 9 5 3

20 17 14 10 6 3

30 26 23 17 13 7 4

40 36 32 26 20 14 8 4

55 50 46 38 32 23 17 9 5

70 65 60 52 44 35 26 18 10 5

91 85 80 70 62 50 41 29 21 11 6

A213849 as a square array

`1`	`2`	`5`	`8`	`14`	`20`	`30`	`40`	`55`	`70`	`91`
`1`	`3`	`6`	`11`	`17`	`26`	`36`	`50`	`65`	`85`
`2`	`4`	`9`	`14`	`23`	`32`	`46`	`60`	`80`
`2`	`5`	`10`	`17`	`26`	`38`	`52`	`70`
`3`	`6`	`13`	`20`	`32`	`44`	`62`
`3`	`7`	`14`	`23`	`35`	`50`
`4`	`8`	`17`	`26`	`41`
`4`	`9`	`18`	`29`
`5`	`10`	`21`
`5`	`11`
`6`

A213849 as an upper right triangle

`1`	`2`	`5`	`8`	`14`	`20`	`30`	`40`	`55`	`70`	`91`
	`1`	`3`	`6`	`11`	`17`	`26`	`36`	`50`	`65`	`85`
		`2`	`4`	`9`	`14`	`23`	`32`	`46`	`60`	`80`
			`2`	`5`	`10`	`17`	`26`	`38`	`52`	`70`
				`3`	`6`	`13`	`20`	`32`	`44`	`62`
					`3`	`7`	`14`	`23`	`35`	`50`
						`4`	`8`	`17`	`26`	`41`
							`4`	`9`	`18`	`29`
								`5`	`10`	`21`
									`5`	`11`
										`6`

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Last modified April 23 20:33 EDT 2024. Contains 371916 sequences. (Running on oeis4.)