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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A047424 Numbers that are congruent to {0, 2, 3, 4, 5, 6} mod 8. 1
0, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 14, 16, 18, 19, 20, 21, 22, 24, 26, 27, 28, 29, 30, 32, 34, 35, 36, 37, 38, 40, 42, 43, 44, 45, 46, 48, 50, 51, 52, 53, 54, 56, 58, 59, 60, 61, 62, 64, 66, 67, 68, 69, 70, 72, 74, 75 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..57.

Index to sequences with linear recurrences with constant coefficients, signature (2,-2,2,-2,2,-1).

FORMULA

G.f.  x^2*(2-x+2*x^2-x^3+2*x^4) / ( (1+x+x^2)*(x^2-x+1)*(x-1)^2 ). - R. J. Mathar, Oct 08 2011

MATHEMATICA

Select[Range[0, 100], MemberQ[{0, 2, 3, 4, 5, 6}, Mod[#, 8]]&]  (* From Harvey P. Dale, Mar 21 2011 *)

CROSSREFS

Sequence in context: A039083 A178596 A034047 * A094942 A102705 A180636

Adjacent sequences:  A047421 A047422 A047423 * A047425 A047426 A047427

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified May 19 21:19 EDT 2013. Contains 225436 sequences.