A133913 - OEIS

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A133913 as a triangular array

1

1 2

1 3 1

1 4 4 2

1 5 8 6 3

1 6 13 14 9 1

1 7 19 27 23 10 2

1 8 26 46 50 33 12 1

1 9 34 72 96 83 45 13 2

1 10 43 106 168 179 128 58 15 3

1 11 53 149 274 347 307 186 73 18 1

1 12 64 202 423 621 654 493 259 91

A133913 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`	`11`	`12`
`1`	`4`	`8`	`13`	`19`	`26`	`34`	`43`	`53`	`64`
`2`	`6`	`14`	`27`	`46`	`72`	`106`	`149`	`202`
`3`	`9`	`23`	`50`	`96`	`168`	`274`	`423`
`1`	`10`	`33`	`83`	`179`	`347`	`621`
`2`	`12`	`45`	`128`	`307`	`654`
`1`	`13`	`58`	`186`	`493`
`2`	`15`	`73`	`259`
`3`	`18`	`91`
`1`

A133913 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`	`11`	`12`
		`1`	`4`	`8`	`13`	`19`	`26`	`34`	`43`	`53`	`64`
			`2`	`6`	`14`	`27`	`46`	`72`	`106`	`149`	`202`
				`3`	`9`	`23`	`50`	`96`	`168`	`274`	`423`
					`1`	`10`	`33`	`83`	`179`	`347`	`621`
						`2`	`12`	`45`	`128`	`307`	`654`
							`1`	`13`	`58`	`186`	`493`
								`2`	`15`	`73`	`259`
									`3`	`18`	`91`
										`1`

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Last modified August 20 14:32 EDT 2024. Contains 375336 sequences. (Running on oeis4.)