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!)
 A237376 Number of (n+1)X(n+1) 0..2 arrays with the maximum plus the minimum minus the upper median minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one 0
 81, 2064, 104248, 11767448, 2375768088, 940730849096, 766079297989600, 1929455276182592448 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Diagonal of A237384 LINKS EXAMPLE Some solutions for n=3 ..1..1..0..0....1..2..1..0....1..2..2..2....1..2..0..2....0..2..0..2 ..1..0..1..2....0..2..1..1....0..1..2..2....0..0..2..1....1..2..0..1 ..1..2..0..1....1..1..1..1....2..0..1..2....2..0..1..0....1..2..1..2 ..0..0..0..2....1..2..2..1....1..1..1..0....0..1..2..0....1..1..0..2 CROSSREFS Sequence in context: A037211 A238237 A282861 * A296577 A237316 A237722 Adjacent sequences:  A237373 A237374 A237375 * A237377 A237378 A237379 KEYWORD nonn AUTHOR R. H. Hardin, Feb 07 2014 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 January 24 01:05 EST 2020. Contains 331178 sequences. (Running on oeis4.)