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

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A234982 T(n,k)=Number of (n+1)X(k+1) 0..4 arrays with every 2X2 subblock having the sum of the absolute values of the edge differences equal to 8 8
 182, 1664, 1664, 14420, 34862, 14420, 127982, 684282, 684282, 127982, 1127550, 13888792, 29606864, 13888792, 1127550, 9962574, 280501760, 1373159910, 1373159910, 280501760, 9962574, 87941706, 5681668040, 62993589692 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Table starts ......182.........1664...........14420.............127982...............1127550 .....1664........34862..........684282...........13888792.............280501760 ....14420.......684282........29606864.........1373159910...........62993589692 ...127982.....13888792......1373159910.......148913665958........16062528821746 ..1127550....280501760.....62993589692.....16062528821746......4063185907422366 ..9962574...5681668040...2917193420904...1752801119273172...1047618966093964184 .87941706.115047739004.134849510289180.191417616710931012.270097938511601692116 LINKS R. H. Hardin, Table of n, a(n) for n = 1..112 FORMULA Empirical for column k: k=1: a(n) = 9*a(n-1) +13*a(n-2) -134*a(n-3) +a(n-4) +480*a(n-5) -224*a(n-6) -96*a(n-7) k=2: [order 31] EXAMPLE Some solutions for n=2 k=4 ..0..0..3..0..0....0..0..0..3..1....1..0..2..2..4....0..0..0..1..0 ..0..4..4..4..1....0..4..1..0..2....0..3..4..0..4....0..4..2..4..1 ..1..2..0..3..4....0..2..3..4..4....1..0..4..1..4....0..4..0..2..3 CROSSREFS Sequence in context: A047636 A157205 A154067 * A234975 A186125 A209852 Adjacent sequences: A234979 A234980 A234981 * A234983 A234984 A234985 KEYWORD nonn,tabl AUTHOR R. H. Hardin, Jan 02 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 September 29 14:15 EDT 2023. Contains 365771 sequences. (Running on oeis4.)