A081998 - OEIS

login

The OEIS is supported by the many generous donors to the OEIS Foundation.

A081998 as a triangular array

1

2 3

4 5 7

9 11 13 17

19 21 23 26 29

31 37 41 43 47 49

53 59 60 61 63 67 71

73 79 83 88 89 97 101 103

107 109 113 115 127 131 137 139 143

149 151 155 157 161 163 167 169 173 179

181 187 191 193 197 198 199

A081998 as a square array

`1`	`2`	`4`	`9`	`19`	`31`	`53`	`73`	`107`	`149`	`181`
`3`	`5`	`11`	`21`	`37`	`59`	`79`	`109`	`151`	`187`
`7`	`13`	`23`	`41`	`60`	`83`	`113`	`155`	`191`
`17`	`26`	`43`	`61`	`88`	`115`	`157`	`193`
`29`	`47`	`63`	`89`	`127`	`161`	`197`
`49`	`67`	`97`	`131`	`163`	`198`
`71`	`101`	`137`	`167`	`199`
`103`	`139`	`169`
`143`	`173`
`179`

A081998 as an upper right triangle

`1`	`2`	`4`	`9`	`19`	`31`	`53`	`73`	`107`	`149`	`181`
	`3`	`5`	`11`	`21`	`37`	`59`	`79`	`109`	`151`	`187`
		`7`	`13`	`23`	`41`	`60`	`83`	`113`	`155`	`191`
			`17`	`26`	`43`	`61`	`88`	`115`	`157`	`193`
				`29`	`47`	`63`	`89`	`127`	`161`	`197`
					`49`	`67`	`97`	`131`	`163`	`198`
						`71`	`101`	`137`	`167`	`199`
							`103`	`139`	`169`
								`143`	`173`
									`179`

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 09:23 EDT 2024. Contains 371782 sequences. (Running on oeis4.)