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

 

Logo

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 56th year, we are closing in on 350,000 sequences, and we’ve crossed 9,700 citations (which often say “discovered thanks to the OEIS”).

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A083376 Numbers n such that A053664(n) is prime. 1
2, 3, 4, 5, 6, 7, 9, 18, 23, 27, 63, 105, 164, 189, 214, 1467 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

No other terms below 1800. [From Max Alekseyev, May 10 2009]

LINKS

Table of n, a(n) for n=1..16.

MATHEMATICA

For[k = 0, k < 850, If[PrimeQ[ChineseRemainder[Range[k], Prime[Range[k]]]], Print[k]], k++ ]

CROSSREFS

Cf. A053664.

Sequence in context: A263482 A030153 A039126 * A044957 A297142 A044819

Adjacent sequences:  A083373 A083374 A083375 * A083377 A083378 A083379

KEYWORD

more,nonn

AUTHOR

Farideh Firoozbakht, Jun 05 2003

EXTENSIONS

1467 from Max Alekseyev, May 10 2009

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 30 19:02 EST 2021. Contains 349424 sequences. (Running on oeis4.)