A115216 - OEIS

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A115216 as a triangular array

1

2 2

4 5 4

8 10 10 8

16 20 21 20 16

32 40 42 42 40 32

64 80 84 85 84 80 64

128 160 168 170 170 168 160 128

256 320 336 340 341 340 336 320 256

512 640 672 680 682 682 680 672 640 512

1024 1280 1344 1360 1364

A115216 as a square array

`1`	`2`	`4`	`8`	`16`	`32`	`64`	`128`	`256`	`512`	`1024`
`2`	`5`	`10`	`20`	`40`	`80`	`160`	`320`	`640`	`1280`
`4`	`10`	`21`	`42`	`84`	`168`	`336`	`672`	`1344`
`8`	`20`	`42`	`85`	`170`	`340`	`680`	`1360`
`16`	`40`	`84`	`170`	`341`	`682`	`1364`
`32`	`80`	`168`	`340`	`682`
`64`	`160`	`336`	`680`
`128`	`320`	`672`
`256`	`640`
`512`

A115216 as an upper right triangle

`1`	`2`	`4`	`8`	`16`	`32`	`64`	`128`	`256`	`512`	`1024`
	`2`	`5`	`10`	`20`	`40`	`80`	`160`	`320`	`640`	`1280`
		`4`	`10`	`21`	`42`	`84`	`168`	`336`	`672`	`1344`
			`8`	`20`	`42`	`85`	`170`	`340`	`680`	`1360`
				`16`	`40`	`84`	`170`	`341`	`682`	`1364`
					`32`	`80`	`168`	`340`	`682`
						`64`	`160`	`336`	`680`
							`128`	`320`	`672`
								`256`	`640`
									`512`

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Last modified April 19 08:45 EDT 2024. Contains 371782 sequences. (Running on oeis4.)