The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A209524 Number of nX5 0..7 arrays with every 2X2 subblock containing exactly one value repeat, and new values 0..7 introduced in row major order 1
 52, 10677, 7700397, 9700576474, 16484968944748, 31813625228165210, 64398780661554524050, 132601740316897661044124, 274696694967972306834304958, 570286527927816153297022623334 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 5 of A209527 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 EXAMPLE Some solutions for n=5 ..0..0..0..0..0....0..0..0..0..0....0..0..0..0..0....0..1..0..1..0 ..1..2..1..2..1....1..2..1..2..1....1..2..1..2..3....0..2..2..0..2 ..1..0..0..0..2....0..0..0..1..0....1..3..3..1..2....2..1..3..3..2 ..3..1..4..1..1....3..1..2..2..1....4..4..5..1..4....4..4..1..0..0 ..0..0..4..5..0....3..2..0..3..2....5..6..6..5..1....0..2..1..5..1 CROSSREFS Sequence in context: A251990 A209741 A209462 * A208100 A232521 A346934 Adjacent sequences:  A209521 A209522 A209523 * A209525 A209526 A209527 KEYWORD nonn AUTHOR R. H. Hardin Mar 10 2012 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 23 20:42 EDT 2021. Contains 347617 sequences. (Running on oeis4.)