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!)
 A203262 T(n,k)=Number of nXk 0..7 arrays with every nonzero element less than or equal to some NW, E or S neighbor 8
 1, 1, 1, 1, 64, 1, 1, 2598, 2598, 1, 1, 62098, 716430, 62098, 1, 1, 1224456, 107936298, 107936298, 1224456, 1, 1, 24301646, 13994382224, 93604950539, 13994382224, 24301646, 1, 1, 508333573, 1956615126953, 71719101346406, 71719101346406 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,5 COMMENTS Table starts .1...........1.................1.......................1 .1..........64..............2598...................62098 .1........2598............716430...............107936298 .1.......62098.........107936298.............93604950539 .1.....1224456.......13994382224..........71719101346406 .1....24301646.....1956615126953.......60474221730991631 .1...508333573...288459211010972....52958564655658086303 .1.10796311201.42000627679688066.45410792047891744041176 LINKS R. H. Hardin, Table of n, a(n) for n = 1..84 EXAMPLE Some solutions for n=4 k=3 ..4..3..1....6..0..2....6..1..1....4..1..2....2..5..5....6..2..2....4..6..7 ..5..5..5....6..3..2....6..5..1....4..5..5....4..0..5....6..0..2....1..1..7 ..0..4..5....6..1..3....6..2..5....2..1..5....5..5..0....6..6..0....5..7..7 ..3..3..4....6..6..0....6..6..0....2..2..0....0..5..3....1..1..5....3..5..7 CROSSREFS Sequence in context: A247067 A221761 A085339 * A174927 A303329 A301911 Adjacent sequences:  A203259 A203260 A203261 * A203263 A203264 A203265 KEYWORD nonn,tabl AUTHOR R. H. Hardin Dec 30 2011 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 September 25 16:45 EDT 2020. Contains 337344 sequences. (Running on oeis4.)