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

 Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 60th year, we have over 367,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”). Other ways to Give
 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A236115 Number of (n+1)X(3+1) 0..3 arrays colored with the difference of the maximum and the upper median in each 2X2 subblock 1
 20000, 542140, 14423874, 375889812, 10125262296, 274910404616, 7486885637764, 202400378694944, 5492813509748222, 148955219056111876, 4049990092714190054, 109731378959939258784, 2979762988001147296222, 80790208250857248877760 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 3 of A236118 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 EXAMPLE Some solutions for n=1 ..3..3..1..1....0..3..0..0....3..2..2..0....1..0..2..0....0..2..2..0 ..0..0..1..0....3..0..0..0....2..0..0..1....0..2..0..0....2..3..3..2 CROSSREFS Sequence in context: A206009 A035926 A090072 * A251986 A251880 A186565 Adjacent sequences: A236112 A236113 A236114 * A236116 A236117 A236118 KEYWORD nonn AUTHOR R. H. Hardin, Jan 19 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 | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified December 4 15:16 EST 2023. Contains 367563 sequences. (Running on oeis4.)