A208420 - OEIS

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A208420 as a triangular array

2

4 4

6 16 6

10 36 36 9

16 100 102 81 13

26 256 378 261 169 18

42 676 1260 1269 611 324 25

68 1764 4374 5139 3835 1278 625 34

110 4624 14946 22509 18395 10098 2625 1156 46

178 12100 51384 95265 100113 55404 26375

A208420 as a square array

`2`	`4`	`6`	`10`	`16`	`26`	`42`	`68`	`110`	`178`
`4`	`16`	`36`	`100`	`256`	`676`	`1764`	`4624`	`12100`
`6`	`36`	`102`	`378`	`1260`	`4374`	`14946`	`51384`
`9`	`81`	`261`	`1269`	`5139`	`22509`	`95265`
`13`	`169`	`611`	`3835`	`18395`	`100113`
`18`	`324`	`1278`	`10098`	`55404`
`25`	`625`	`2625`	`26375`
`34`	`1156`
`46`

A208420 as an upper right triangle

`2`	`4`	`6`	`10`	`16`	`26`	`42`	`68`	`110`	`178`
	`4`	`16`	`36`	`100`	`256`	`676`	`1764`	`4624`	`12100`
		`6`	`36`	`102`	`378`	`1260`	`4374`	`14946`	`51384`
			`9`	`81`	`261`	`1269`	`5139`	`22509`	`95265`
				`13`	`169`	`611`	`3835`	`18395`	`100113`
					`18`	`324`	`1278`	`10098`	`55404`
						`25`	`625`	`2625`	`26375`
							`34`	`1156`
								`46`

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Last modified April 24 09:42 EDT 2024. Contains 371935 sequences. (Running on oeis4.)