Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A121844
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A121844 Excess of n^3 over previous prime. +0
1
1, 4, 3, 12, 5, 6, 3, 2, 3, 4, 5, 18, 3, 2, 3, 4, 5, 2, 7, 4, 9, 4, 17, 6, 3, 2, 9, 10, 7, 2, 19, 4, 3, 12, 7, 2, 3, 38, 3, 4, 11, 14, 25, 4, 9, 10, 5, 6, 9, 4, 5, 4, 7, 12, 15, 4, 9, 22, 17, 38, 7, 4, 5, 16, 5, 2, 9, 28, 11, 28, 17, 14, 3, 28, 9, 4, 5, 12, 3, 58, 5, 4, 11, 12, 13, 16, 21, 22, 7, 2, 7 (list; graph; listen)
OFFSET

2,2

EXAMPLE

a(5)=12 because 5^3=125 and previous prime is 113 hence a(5)=125-113=12

MATHEMATICA

Table[n^3-Prime[PrimePi[n^3]], {n, 2, 100}]

CROSSREFS

Sequence in context: A093726 A126604 A099377 this_sequence A091512 A106285 A061727

Adjacent sequences: A121841 A121842 A121843 this_sequence A121845 A121846 A121847

KEYWORD

nonn

AUTHOR

Zak Seidov (zakseidov(AT)yahoo.com), Aug 29 2006

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 November 27 22:38 EST 2009. Contains 167602 sequences.


AT&T Labs Research