A218061 Number of nX5 arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random 0..1 nX5 array.
10, 108, 1046, 10246, 99934, 975296, 9519284, 92918894, 907013406, 8853740672, 86425318934, 843636853718, 8235125319032, 80386833101166, 784692748485262, 7659745900162448, 74770293910981462, 729867143111233166
Offset: 1
Keywords
Examples
Some solutions for n=3 ..1..1..1..0..0....1..1..0..0..0....0..0..0..1..1....1..0..1..0..1 ..1..1..1..0..0....0..0..0..0..0....0..1..1..1..0....0..0..0..0..0 ..1..0..0..0..1....0..0..1..0..1....1..1..0..0..0....1..0..0..0..1
Links
- R. H. Hardin, Table of n, a(n) for n = 1..158
Formula
Empirical: a(n) = 15*a(n-1) -56*a(n-2) +37*a(n-3) +117*a(n-4) -132*a(n-5) -128*a(n-6) +164*a(n-7) +60*a(n-8) -76*a(n-9) -4*a(n-10) +8*a(n-11) for n>13
Comments