login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A088308 2 followed by list of composite numbers mod 10. 1
2, 4, 6, 8, 9, 0, 2, 4, 5, 6, 8, 0, 1, 2, 4, 5, 6, 7, 8, 0, 2, 3, 4, 5, 6, 8, 9, 0, 2, 4, 5, 6, 8, 9, 0, 1, 2, 4, 5, 6, 7, 8, 0, 2, 3, 4, 5, 6, 8, 9, 0, 2, 4, 5, 6, 7, 8, 0, 1, 2, 4, 5, 6, 7, 8, 0, 1, 2, 3, 4, 5, 6, 8, 9, 0, 2, 4, 5, 6, 8, 0, 1, 2, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 8, 9, 0, 2, 3, 4, 5, 6, 8 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

G. C. Greubel, Table of n, a(n) for n = 1..5000

MATHEMATICA

Join[{2}, Mod[Rest@Select[Range@500, ! PrimeQ@# &], 10]] (* G. C. Greubel, Oct 29 2017 *)

CROSSREFS

A083786 is a better version. Cf. A002808.

Sequence in context: A333557 A062355 A087671 * A167832 A134488 A263800

Adjacent sequences:  A088305 A088306 A088307 * A088309 A088310 A088311

KEYWORD

nonn

AUTHOR

Roger L. Bagula, Nov 05 2003

EXTENSIONS

Edited by N. J. A. Sloane, Mar 30 2006

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified July 2 16:47 EDT 2020. Contains 335404 sequences. (Running on oeis4.)