login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A083257 a(n) = A071364(n-th nonprime number) = A071364(A018252(n)). 3
1, 4, 6, 8, 4, 6, 12, 6, 6, 16, 18, 12, 6, 6, 24, 4, 6, 8, 12, 30, 32, 6, 6, 6, 36, 6, 6, 24, 30, 12, 12, 6, 48, 4, 18, 6, 12, 54, 6, 24, 6, 6, 60, 6, 12, 64, 6, 30, 12, 6, 30, 72, 6, 18, 12, 6, 30, 48, 16, 6, 60, 6, 6, 6, 24, 90, 6, 12, 6, 6, 6, 96, 18, 12, 36, 30, 24, 30, 6, 108, 30, 6 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..82.

CROSSREFS

Cf. A007395, A000040, A002808, A018252, A046523, A071364, A083256.

Sequence in context: A021685 A071851 A083256 * A286366 A201336 A244850

Adjacent sequences:  A083254 A083255 A083256 * A083258 A083259 A083260

KEYWORD

nonn

AUTHOR

Labos Elemer, May 09 2003

EXTENSIONS

Corrected by Ray Chandler, Aug 01 2004

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 November 18 01:41 EST 2019. Contains 329242 sequences. (Running on oeis4.)