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T(n,k)=Number of length n+4 0..k arrays with no consecutive five elements summing to more than 2*k
14

%I #5 May 02 2014 13:31:09

%S 16,96,26,357,218,43,1007,1043,509,71,2373,3599,3150,1187,116,4928,

%T 10031,13339,9500,2727,186,9318,24052,44063,49355,28153,6105,300,

%U 16389,51570,122162,193179,179145,80983,13783,487,27214,101421,297324,619132,829867

%N T(n,k)=Number of length n+4 0..k arrays with no consecutive five elements summing to more than 2*k

%C Table starts

%C ..16....96....357....1007.....2373.....4928......9318.....16389......27214

%C ..26...218...1043....3599....10031....24052.....51570....101421.....186208

%C ..43...509...3150...13339....44063...122162....297324....654345....1329163

%C ..71..1187...9500...49355...193179...619132...1710198...4211175....9462805

%C .116..2727..28153..179145...829867..3072022...9624440..26502761...65852820

%C .186..6105..80983..629639..3446359.14718452..52254450.160807307..441594824

%C .300.13783.235307.2237881.14484953.71410234.287426800.988849923.3001975962

%H R. H. Hardin, <a href="/A241936/b241936.txt">Table of n, a(n) for n = 1..2353</a>

%F Empirical for column k:

%F k=1: a(n)=a(n-1)+a(n-3)+2*a(n-5)-a(n-8)-a(n-10)

%F k=2: [order 45]

%F Empirical for row n:

%F n=1: [polynomial of degree 5]

%F n=2: [polynomial of degree 6]

%F n=3: [polynomial of degree 7]

%F n=4: [polynomial of degree 8]

%F n=5: [polynomial of degree 9]

%F n=6: [polynomial of degree 10]

%F n=7: [polynomial of degree 11]

%e Some solutions for n=4 k=4

%e ..4....2....0....2....1....1....3....0....1....3....1....1....1....3....4....0

%e ..1....1....1....0....1....4....0....1....2....0....2....0....1....1....0....0

%e ..3....1....1....4....2....1....0....1....1....4....2....0....0....0....0....2

%e ..0....2....0....2....2....2....1....0....0....0....0....0....3....1....0....0

%e ..0....2....1....0....2....0....1....1....2....1....2....0....0....1....0....0

%e ..0....1....1....1....1....1....0....4....2....1....0....2....0....3....0....0

%e ..4....0....2....0....0....1....1....0....0....1....3....3....3....0....0....4

%e ..0....0....0....2....0....0....1....3....1....0....1....3....1....1....1....4

%Y Column 1 is A120118(n+4)

%K nonn,tabl

%O 1,1

%A _R. H. Hardin_, May 02 2014