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

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A237211 T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with the upper median plus the lower median minus the minimum of every 2X2 subblock equal 8
256, 1160, 1160, 5130, 8396, 5130, 24478, 59386, 59386, 24478, 117800, 472096, 655186, 472096, 117800, 581660, 3795060, 8448682, 8448682, 3795060, 581660, 2899672, 31758656, 107553623, 185371924, 107553623, 31758656, 2899672 (list; table; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Table starts
.......256.........1160...........5130.............24478..............117800
......1160.........8396..........59386............472096.............3795060
......5130........59386.........655186...........8448682...........107553623
.....24478.......472096........8448682.........185371924..........3917422192
....117800......3795060......107553623........3917422192........131209756954
....581660.....31758656.....1448414238.......89734494932.......4937949728725
...2899672....268073808....19305898426.....1999471396100.....174915940209829
..14622828...2299621682...264733943408....46699481853014....6720032915022118
..74221442..19798836956..3593534378650..1063936806945636..244904587362771736
.379011938.171720524760.49695732377361.25099790888660098.9553718420124306088
LINKS
FORMULA
Empirical for column k:
k=1: [linear recurrence of order 33]
k=2: [order 97]
EXAMPLE
Some solutions for n=2 k=4
..0..1..0..3..0....0..2..3..0..1....0..3..1..2..2....0..1..0..3..1
..2..1..1..1..1....1..2..1..2..2....0..2..1..2..2....1..2..1..1..0
..1..2..2..2..3....2..3..2..2..1....0..2..1..2..2....2..1..0..1..3
CROSSREFS
Sequence in context: A237293 A206118 A206111 * A237204 A237007 A237000
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Feb 05 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.

License Agreements, Terms of Use, Privacy Policy. .

Last modified February 26 21:28 EST 2024. Contains 370352 sequences. (Running on oeis4.)