A206428 - OEIS

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A206428 as a triangular array

0

1 0

4 2 0

13 8 4 0

40 26 16 8 0

121 80 52 32 16 0

364 242 160 104 64 32 0

1093 728 484 320 208 128 64 0

3280 2186 1456 968 640 416 256 128 0

9841 6560 4372 2912 1936 1280 832 512 256 0

A206428 as a square array

`0`	`1`	`4`	`13`	`40`	`121`	`364`	`1093`	`3280`	`9841`
`0`	`2`	`8`	`26`	`80`	`242`	`728`	`2186`	`6560`
`0`	`4`	`16`	`52`	`160`	`484`	`1456`	`4372`
`0`	`8`	`32`	`104`	`320`	`968`	`2912`
`0`	`16`	`64`	`208`	`640`	`1936`
`0`	`32`	`128`	`416`	`1280`
`0`	`64`	`256`	`832`
`0`	`128`	`512`
`0`	`256`
`0`

A206428 as an upper right triangle

`0`	`1`	`4`	`13`	`40`	`121`	`364`	`1093`	`3280`	`9841`
	`0`	`2`	`8`	`26`	`80`	`242`	`728`	`2186`	`6560`
		`0`	`4`	`16`	`52`	`160`	`484`	`1456`	`4372`
			`0`	`8`	`32`	`104`	`320`	`968`	`2912`
				`0`	`16`	`64`	`208`	`640`	`1936`
					`0`	`32`	`128`	`416`	`1280`
						`0`	`64`	`256`	`832`
							`0`	`128`	`512`
								`0`	`256`
									`0`

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Last modified April 16 01:01 EDT 2024. Contains 371696 sequences. (Running on oeis4.)