login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A202007 Number of -n..n circular arrays x(0..4) of 5 elements with zero sums of x(i) and x(i)*x((i+1) mod 5) 1
11, 31, 61, 101, 111, 231, 261, 361, 431, 491, 541, 801, 851, 931, 1081, 1321, 1391, 1671, 1761, 1981, 2131, 2311, 2381, 2921, 3051, 3291, 3441, 3761, 3871, 4411, 4521, 4941, 5171, 5411, 5681, 6301, 6491, 6831, 7061, 7641, 7791, 8491, 8661, 9081, 9571 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 3 of A202006

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..182

EXAMPLE

Some solutions for n=3

..0...-2....1...-2...-2....2...-2....2....0....1....3....0...-2....0...-1...-2

.-1....0....0....2...-1....1....3...-3....3....2...-2...-3....0....2....0....2

.-2....0....0....1...-2....2....2...-2....0...-2...-1....0....2....0....1....1

..2....2...-1....2....2...-2...-2....2....0...-3...-2....0....0....0....2....0

..1....0....0...-3....3...-3...-1....1...-3....2....2....3....0...-2...-2...-1

CROSSREFS

Sequence in context: A196117 A040162 A113747 * A125239 A062786 A090562

Adjacent sequences: A202004 A202005 A202006 * A202008 A202009 A202010

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 07 2011

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified January 29 00:02 EST 2023. Contains 359905 sequences. (Running on oeis4.)