A212207 - OEIS

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A212207 as a triangular array

1

1 1

1 3 2

1 6 9 4

1 10 26 25 8

1 15 60 95 65 16

1 21 120 280 309 161 32

1 28 217 700 1113 924 385 64

1 36 364 1554 3346 3948 2596 897 128

1 45 576 3150 8820 13902 12864 6957 2049 256

1 55 870 5940

A212207 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`3`	`6`	`10`	`15`	`21`	`28`	`36`	`45`	`55`
`2`	`9`	`26`	`60`	`120`	`217`	`364`	`576`	`870`
`4`	`25`	`95`	`280`	`700`	`1554`	`3150`	`5940`
`8`	`65`	`309`	`1113`	`3346`	`8820`
`16`	`161`	`924`	`3948`	`13902`
`32`	`385`	`2596`	`12864`
`64`	`897`	`6957`
`128`	`2049`
`256`

A212207 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`3`	`6`	`10`	`15`	`21`	`28`	`36`	`45`	`55`
		`2`	`9`	`26`	`60`	`120`	`217`	`364`	`576`	`870`
			`4`	`25`	`95`	`280`	`700`	`1554`	`3150`	`5940`
				`8`	`65`	`309`	`1113`	`3346`	`8820`
					`16`	`161`	`924`	`3948`	`13902`
						`32`	`385`	`2596`	`12864`
							`64`	`897`	`6957`
								`128`	`2049`
									`256`

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Last modified April 25 06:14 EDT 2024. Contains 371964 sequences. (Running on oeis4.)