login
Number of length 4 1..(n+1) arrays with every leading partial sum divisible by 2, 3, 5, 7 or 11
1

%I #4 Feb 10 2015 20:07:12

%S 8,54,173,382,716,1160,1829,2754,4165,5897,8447,10559,14552,18893,

%T 24599,29124,38211,44418,56012,68104,83390,94567,116636,137429,163040,

%U 189538,223132,246583,292351,320360,368778,419351,478271,539039,616471,665644

%N Number of length 4 1..(n+1) arrays with every leading partial sum divisible by 2, 3, 5, 7 or 11

%C Row 4 of A254947

%H R. H. Hardin, <a href="/A254951/b254951.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

%e ..5....2....5....4....4....3....2....3....2....4....5....2....5....4....4....5

%e ..3....3....2....5....2....2....2....1....2....2....5....1....1....2....1....3

%e ..1....5....1....2....4....2....1....3....3....4....2....1....2....1....5....2

%e ..1....4....2....1....5....1....3....3....3....2....3....1....4....5....5....1

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 10 2015