Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A027830
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
%I A027830
%S A027830 1,7,11,25,35,43,45,47,51,53,57,63,65,81,91,103,113,117,121,143,149,
%T A027830 169,173,191,193,199,201,211,213,225,235,247,253,255,263,269,299,
%U A027830 331,333,355,357,359,373,385,387,395,399,403,411
%N A027830 Numbers n such that n + (n+1)^2 + (n+2)^3 + (n+3)^4 + (n+4)^5 is prime.
%C A027830 Numbers n such that A027622(n) is prime.
%H A027830 P. De Geest, <a href="http://www.worldofnumbers.com/sumpower.htm">Palindromic 
               Quasi_Under_Squares of the form n+(n+1)^2</a>
%e A027830 n=1: n + (n+1)^2 + (n+2)^3 + (n+3)^4 + (n+4)^5=3413=A027886(1),
%e A027830 n=7: n + (n+1)^2 + (n+2)^3 + (n+3)^4 + (n+4)^5=171851=A027886(2),
%e A027830 n=11: n + (n+1)^2 + (n+2)^3 + (n+3)^4 + (n+4)^5=800143=A027886(3).
%Y A027830 Cf. A027622, A027886.
%Y A027830 Sequence in context: A118072 A076855 A160054 this_sequence A134043 A102373 
               A002643
%Y A027830 Adjacent sequences: A027827 A027828 A027829 this_sequence A027831 A027832 
               A027833
%K A027830 nonn
%O A027830 1,2
%A A027830 Patrick De Geest (pdg(AT)worldofnumbers.com)
%E A027830 Edited by N. J. A. Sloane (njas(AT)research.att.com), May 21 2008 at 
               the suggestion of R. J. Mathar

    
page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified December 3 22:15 EST 2009. Contains 170310 sequences.


AT&T Labs Research