This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A054566 Prime number spiral (clockwise, South spoke). 9
 2, 13, 67, 173, 347, 577, 877, 1249, 1697, 2243, 2833, 3541, 4289, 5179, 6131, 7159, 8293, 9473, 10799, 12251, 13709, 15289, 16987, 18749, 20681, 22619, 24671, 26839, 29129, 31541, 33911, 36559, 39217, 41981, 44839, 47903, 50989, 54163, 57347 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS Ivan Panchenko, Table of n, a(n) for n = 0..1000 FORMULA 8-spoke wheel overlays prime number spiral; hub is 2 in shell 0; 8 spokes radiate from this hub; this is South, clockwise. EXAMPLE Begin a prime number spiral at shell 0 (prime 2), proceed clockwise, South. MATHEMATICA Table[ Prime[4n^2 - 7n + 4], {n, 1, 40} ] CROSSREFS Cf. A054567, A054551, A054553, A054555, A054564, A054568, A054570, A053999. Sequence in context: A137967 A045764 A106999 * A038144 A097977 A136780 Adjacent sequences:  A054563 A054564 A054565 * A054567 A054568 A054569 KEYWORD easy,nonn AUTHOR Enoch Haga and G. L. Honaker, Jr., Apr 10 2000 EXTENSIONS Edited by Robert G. Wilson v, Feb 25 2002 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.

Last modified September 15 18:22 EDT 2019. Contains 327082 sequences. (Running on oeis4.)