A263642 - OEIS

%I #4 Oct 22 2015 14:47:48

%S 1,2,5,17,70,349,2017,13358,74678,335720,1500041,6440272,28038374,

%T 123298684,556103807,2564034001,11893926843,55032401086,253092976011,

%U 1160780168755,5299878003384,24174899648334,110233336977738

%N Number of length n arrays of permutations of 0..n-1 with each element moved by -7 to 7 places and with no two consecutive increases.

%C Column 7 of A263643.

%H R. H. Hardin, <a href="/A263642/b263642.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=6

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

%e ..5....0....3....5....1....0....4....1....3....4....4....5....0....2....1....5

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

%e ..2....3....0....3....0....1....5....0....4....0....0....3....1....3....0....4

%e ..1....5....4....2....4....3....0....3....0....5....5....0....5....1....4....0

%e ..0....2....1....0....3....2....1....2....5....3....2....1....2....0....3....1

%Y Cf. A263643.

%K nonn

%O 1,2

%A _R. H. Hardin_, Oct 22 2015