A007980 - OEIS

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A007980 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`4`
`3`		`7`
`4`		`10`
`5`		`14`
`6`		`19`
`7`		`24`
`8`		`30`
`9`		`37`
`10`		`44`
`11`		`52`
`12`		`61`
`13`		`70`
`14`		`80`
`15`		`91`
`16`		`102`
`17`		`114`
`18`		`127`
`19`		`140`
`20`		`154`
`21`		`169`
`22`		`184`
`23`		`200`
`24`		`217`
`25`		`234`
`26`		`252`
`27`		`271`
`28`		`290`
`29`		`310`
`30`		`331`
`31`		`352`
`32`		`374`
`33`		`397`
`34`		`420`
`35`		`444`
`36`		`469`
`37`		`494`
`38`		`520`
`39`		`547`
`40`		`574`
`41`		`602`
`42`		`631`
`43`		`660`
`44`		`690`
`45`		`721`
`46`		`752`
`47`		`784`
`48`		`817`
`49`		`850`
`50`		`884`
`51`		`919`
`52`		`954`
`53`		`990`
`54`		`1027`
`55`		`1064`

[1,2,4,7,10,14,19,24,30,37,44,52,61,70,80,91,102, 114,127,140,154,169,184,200,217,234,252,271,290, 310,331,352,374,397,420,444,469,494,520,547,574, 602,631,660,690,721,752,784,817,850,884,919,954, 990,1027,1064]

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Last modified May 9 19:33 EDT 2024. Contains 372354 sequences. (Running on oeis4.)