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!)
 A210267 T(n,k)=Number of (n+1)X(k+1) 0..3 arrays containing all values 0..3 with every 2X2 subblock having three distinct values, and new values 0..3 introduced in row major order 9
 0, 29, 29, 400, 1039, 400, 4298, 25901, 25901, 4298, 42520, 592969, 1409910, 592969, 42520, 406580, 13233079, 74289956, 74289956, 13233079, 406580, 3828928, 292930403, 3885183814, 9204003223, 3885183814, 292930403, 3828928, 35804264 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Table starts ........0...........29.............400................4298 .......29.........1039...........25901..............592969 ......400........25901.........1409910............74289956 .....4298.......592969........74289956..........9204003223 ....42520.....13233079......3885183814.......1137801615818 ...406580....292930403....202860601666.....140618780386783 ..3828928...6467110597..10588222391490...17377926553935982 .35804264.142651105201.552602645281386.2147582662927620895 LINKS R. H. Hardin, Table of n, a(n) for n = 1..144 EXAMPLE Some solutions for n=4 k=3 ..0..0..0..1....0..0..0..1....0..1..0..0....0..0..1..1....0..0..0..0 ..1..2..3..0....1..2..1..2....0..2..1..3....2..3..0..2....1..2..1..3 ..3..1..1..3....2..0..1..3....3..3..1..2....3..1..3..2....1..0..0..1 ..2..2..3..0....1..0..2..1....1..0..3..3....0..3..0..3....0..2..3..3 ..3..0..3..1....1..3..2..3....0..2..2..1....2..2..3..2....1..1..1..0 CROSSREFS Sequence in context: A146129 A146040 A146017 * A210309 A165850 A129287 Adjacent sequences:  A210264 A210265 A210266 * A210268 A210269 A210270 KEYWORD nonn,tabl AUTHOR R. H. Hardin Mar 19 2012 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 October 24 19:11 EDT 2020. Contains 338009 sequences. (Running on oeis4.)