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 A250336 T(n,k)=Number of length n+5 0..k arrays with every six consecutive terms having the maximum of some three terms equal to the minimum of the remaining three terms 15
 44, 429, 68, 2056, 907, 108, 6785, 5264, 1989, 172, 17796, 20085, 14040, 4409, 272, 39949, 59396, 62041, 37824, 9771, 424, 80144, 147903, 206724, 193437, 101264, 21523, 648, 147681, 325312, 569693, 725596, 596245, 266448, 46941, 996, 254620 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Table starts ...44....429.....2056......6785.....17796......39949.......80144......147681 ...68....907.....5264.....20085.....59396.....147903......325312......651369 ..108...1989....14040.....62041....206724.....569693.....1369136.....2966769 ..172...4409....37824....193437....725596....2210213.....5794496....13561449 ..272...9771...101264....596245...2506320....8403783....23943648....60312393 ..424..21523...266448...1789193...8357144...30606683....94080768...253309665 ..648..46941...682576...5156313..26422104..104374957...341862816...971811153 ..996.103647..1775840..15207653..86279700..371391819..1310493568..3979387305 .1544.231359..4688592..45754029.288823480.1360791587..5193605728.16905033465 .2404.519971.12466400.138814961.976092436.5038261323.20813768640.72664579185 LINKS R. H. Hardin, Table of n, a(n) for n = 1..2035 FORMULA Empirical for column k: k=1: a(n) = a(n-1) +a(n-3) +2*a(n-6) -2*a(n-9) -a(n-10) -a(n-12) +a(n-15) k=2: [order 70] Empirical for row n: n=1: a(n) = 3*n^5 + 10*n^4 + 15*n^3 + 11*n^2 + 4*n + 1 n=2: a(n) = n^6 + 9*n^5 + 20*n^4 + (68/3)*n^3 + 12*n^2 + (7/3)*n + 1 n=3: [polynomial of degree 7] n=4: [polynomial of degree 8] n=5: [polynomial of degree 9] n=6: [polynomial of degree 9] n=7: [polynomial of degree 9] EXAMPLE Some solutions for n=4 k=4 ..0....0....0....2....0....1....0....0....1....0....0....2....0....0....0....0 ..3....1....1....0....2....4....4....1....4....4....3....2....1....1....0....1 ..4....3....3....0....3....1....1....2....0....2....3....2....2....0....0....4 ..3....3....4....2....3....1....2....2....1....2....3....2....4....1....0....1 ..3....3....1....2....3....0....2....4....1....1....3....2....2....2....0....1 ..2....4....1....4....3....1....2....2....1....2....4....3....2....2....0....0 ..4....4....1....4....1....1....2....0....1....4....4....0....1....1....0....0 ..1....2....1....0....2....2....4....1....0....1....3....4....3....1....1....3 ..3....1....2....0....3....4....2....2....0....3....0....2....0....1....2....1 CROSSREFS Sequence in context: A190605 A264555 A231217 * A250337 A002613 A094201 Adjacent sequences:  A250333 A250334 A250335 * A250337 A250338 A250339 KEYWORD nonn,tabl AUTHOR R. H. Hardin, Nov 19 2014 STATUS approved

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Last modified June 13 14:23 EDT 2021. Contains 345003 sequences. (Running on oeis4.)