A073020 - OEIS

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A073020 as a triangular array

1

1 2

1 3 3

1 4 5 8

1 5 8 16 16

1 6 12 29 38 50

1 7 16 47 79 126 133

1 8 21 72 147 280 375 440

1 9 27 104 252 561 912 1282 1387

1 10 33 145 406 1032 1980 3260 4262 4752

1 11 40 195 621 1782 3936 7440 11410

A073020 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`	`11`
`3`	`5`	`8`	`12`	`16`	`21`	`27`	`33`	`40`
`8`	`16`	`29`	`47`	`72`	`104`	`145`	`195`
`16`	`38`	`79`	`147`	`252`	`406`	`621`
`50`	`126`	`280`	`561`	`1032`	`1782`
`133`	`375`	`912`	`1980`	`3936`
`440`	`1282`	`3260`	`7440`
`1387`	`4262`	`11410`
`4752`

A073020 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`	`11`
		`3`	`5`	`8`	`12`	`16`	`21`	`27`	`33`	`40`
			`8`	`16`	`29`	`47`	`72`	`104`	`145`	`195`
				`16`	`38`	`79`	`147`	`252`	`406`	`621`
					`50`	`126`	`280`	`561`	`1032`	`1782`
						`133`	`375`	`912`	`1980`	`3936`
							`440`	`1282`	`3260`	`7440`
								`1387`	`4262`	`11410`
									`4752`

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Last modified August 26 06:07 EDT 2024. Contains 375454 sequences. (Running on oeis4.)