A253144 - OEIS

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

A253144 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`1`
`3`		`1`
`4`		`1`
`5`		`1`
`6`		`1`
`7`		`2`
`8`		`2`
`9`		`2`
`10`		`3`
`11`		`3`
`12`		`3`
`13`		`4`
`14`		`5`
`15`		`5`
`16`		`5`
`17`		`6`
`18`		`6`
`19`		`7`
`20`		`9`
`21`		`10`
`22`		`11`
`23`		`12`
`24`		`13`
`25`		`14`
`26`		`16`
`27`		`18`
`28`		`19`
`29`		`21`
`30`		`23`
`31`		`25`
`32`		`28`
`33`		`31`
`34`		`34`
`35`		`37`
`36`		`40`
`37`		`43`
`38`		`47`
`39`		`52`
`40`		`56`
`41`		`61`
`42`		`66`
`43`		`71`
`44`		`78`
`45`		`85`
`46`		`92`
`47`		`99`
`48`		`107`
`49`		`115`
`50`		`124`
`51`		`135`
`52`		`145`
`53`		`156`
`54`		`168`
`55`		`180`
`56`		`194`
`57`		`210`
`58`		`226`
`59`		`242`
`60`		`260`
`61`		`278`
`62`		`297`
`63`		`320`
`64`		`343`
`65`		`367`
`66`		`393`
`67`		`420`
`68`		`449`
`69`		`481`
`70`		`516`
`71`		`550`
`72`		`587`
`73`		`626`
`74`		`666`
`75`		`712`
`76`		`760`
`77`		`810`
`78`		`863`
`79`		`919`
`80`		`978`
`81`		`1041`
`82`		`1110`
`83`		`1180`
`84`		`1254`
`85`		`1333`
`86`		`1414`
`87`		`1503`
`88`		`1598`
`89`		`1697`
`90`		`1801`

[1,1,1,1,1,1,1,2,2,2,3,3,3,4,5,5,5,6,6,7,9,10,11, 12,13,14,16,18,19,21,23,25,28,31,34,37,40,43,47, 52,56,61,66,71,78,85,92,99,107,115,124,135,145, 156,168,180,194,210,226,242,260,278,297,320,343, 367,393,420,449,481,516,550,587,626,666,712,760, 810,863,919,978,1041,1110,1180,1254,1333,1414, 1503,1598,1697,1801]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 07:30 EDT 2024. Contains 371782 sequences. (Running on oeis4.)