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

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A232946 Number of nX6 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally, vertically or antidiagonally, and top left element zero 1
 243, 19601, 1905737, 190528543, 19245039957, 1950478851269, 197901829874065, 20086980767566967, 2039053074804891301, 206993879885121645333, 21013146715248092923555, 2133173021726653855603593 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 6 of A232948 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 R. H. Hardin, Empirical recurrence of order 57 FORMULA Empirical recurrence of order 57 (see link above) EXAMPLE Some solutions for n=2 ..0..1..0..0..0..0....0..2..2..3..2..2....0..1..0..1..0..1....0..2..0..2..0..1 ..0..0..0..0..1..1....0..2..3..2..3..2....1..1..1..1..0..1....0..2..0..0..0..0 CROSSREFS Sequence in context: A128833 A223478 A231860 * A223502 A232953 A222167 Adjacent sequences: A232943 A232944 A232945 * A232947 A232948 A232949 KEYWORD nonn AUTHOR R. H. Hardin, Dec 02 2013 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.

Last modified November 29 07:03 EST 2023. Contains 367429 sequences. (Running on oeis4.)