A231441 - OEIS

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A231441 as a triangular array

1

2 2

3 4 3

6 8 8 6

11 17 21 17 11

23 45 54 54 45 23

47 104 185 182 185 104 47

102 280 561 820 820 561 280 102

221 752 1943 3071 4450 3071 1943 752 221

492 2076 6756 13458 21472 21472 13458 6756 2076 492

1099 5947

A231441 as a square array

`1`	`2`	`3`	`6`	`11`	`23`	`47`	`102`	`221`	`492`	`1099`
`2`	`4`	`8`	`17`	`45`	`104`	`280`	`752`	`2076`	`5947`
`3`	`8`	`21`	`54`	`185`	`561`	`1943`	`6756`
`6`	`17`	`54`	`182`	`820`	`3071`	`13458`
`11`	`45`	`185`	`820`	`4450`	`21472`
`23`	`104`	`561`	`3071`	`21472`
`47`	`280`	`1943`	`13458`
`102`	`752`	`6756`
`221`	`2076`
`492`

A231441 as an upper right triangle

`1`	`2`	`3`	`6`	`11`	`23`	`47`	`102`	`221`	`492`	`1099`
	`2`	`4`	`8`	`17`	`45`	`104`	`280`	`752`	`2076`	`5947`
		`3`	`8`	`21`	`54`	`185`	`561`	`1943`	`6756`
			`6`	`17`	`54`	`182`	`820`	`3071`	`13458`
				`11`	`45`	`185`	`820`	`4450`	`21472`
					`23`	`104`	`561`	`3071`	`21472`
						`47`	`280`	`1943`	`13458`
							`102`	`752`	`6756`
								`221`	`2076`
									`492`

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