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

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A236082 T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with the sum of each 2X2 subblock maximum and minimum lexicographically nondecreasing rowwise and columnwise 5
 81, 576, 576, 3992, 9979, 3992, 26088, 169680, 169680, 26088, 167892, 2634205, 7147799, 2634205, 167892, 1060410, 40097396, 271135379, 271135379, 40097396, 1060410, 6648825, 587963980, 10003171144, 25485868729, 10003171144, 587963980 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Table starts .........81...........576............3992.............26088.............167892 ........576..........9979..........169680...........2634205...........40097396 .......3992........169680.........7147799.........271135379........10003171144 ......26088.......2634205.......271135379.......25485868729......2353737191047 .....167892......40097396.....10003171144.....2353737191047....558542932337300 ....1060410.....587963980....349054240169...204552132539376.126138961904040570 ....6648825....8523145663..11883153992874.17233100445331692 ...41411637..121700475056.392842405587563 ..257111073.1728432778182 .1592383950 LINKS R. H. Hardin, Table of n, a(n) for n = 1..60 FORMULA Empirical for column k: k=1: [linear recurrence of order 12] k=2: [order 82] EXAMPLE Some solutions for n=2 k=4 ..0..0..0..2..1....0..0..0..1..0....1..0..1..0..2....0..0..0..1..0 ..0..0..2..2..1....0..0..1..0..2....0..0..2..0..1....0..0..1..0..1 ..2..0..2..1..2....0..1..1..0..2....0..2..2..2..2....1..1..1..1..2 CROSSREFS Column 1 is A235737 Sequence in context: A237035 A237028 A235742 * A235737 A236490 A235437 Adjacent sequences: A236079 A236080 A236081 * A236083 A236084 A236085 KEYWORD nonn,tabl 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 June 24 19:44 EDT 2024. Contains 373690 sequences. (Running on oeis4.)