The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A233954 Number of (n+1)X(4+1) 0..5 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 10, and no two adjacent values equal 1
 8336, 152216, 2805732, 52918992, 998464148, 18908052288, 357835576968, 6778283795436, 128347877009696, 2431104574304708, 46039609583181020, 872023610385806616, 16514948277805293972, 312797883844524105416 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 4 of A233958 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 EXAMPLE Some solutions for n=2 ..1..2..1..2..1....1..3..1..3..2....4..5..3..2..4....1..2..1..2..4 ..3..4..3..4..2....3..2..0..2..0....2..4..5..4..3....3..4..3..1..3 ..1..3..5..3..4....1..3..2..3..2....3..5..3..2..1....1..2..1..0..1 CROSSREFS Sequence in context: A062852 A124414 A124415 * A224465 A049357 A031947 Adjacent sequences: A233951 A233952 A233953 * A233955 A233956 A233957 KEYWORD nonn AUTHOR R. H. Hardin, Dec 18 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 May 24 11:32 EDT 2024. Contains 372773 sequences. (Running on oeis4.)