A022355 - OEIS

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

A022355 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`21`
`2`		`21`
`3`		`42`
`4`		`63`
`5`		`105`
`6`		`168`
`7`		`273`
`8`		`441`
`9`		`714`
`10`		`1155`
`11`		`1869`
`12`		`3024`
`13`		`4893`
`14`		`7917`
`15`		`12810`
`16`		`20727`
`17`		`33537`
`18`		`54264`
`19`		`87801`
`20`		`142065`
`21`		`229866`
`22`		`371931`
`23`		`601797`
`24`		`973728`
`25`		`1575525`
`26`		`2549253`
`27`		`4124778`
`28`		`6674031`
`29`		`10798809`
`30`		`17472840`
`31`		`28271649`
`32`		`45744489`
`33`		`74016138`
`34`		`119760627`
`35`		`193776765`

[0,21,21,42,63,105,168,273,441,714,1155,1869,3024, 4893,7917,12810,20727,33537,54264,87801,142065, 229866,371931,601797,973728,1575525,2549253, 4124778,6674031,10798809,17472840,28271649, 45744489,74016138,119760627,193776765]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)