Number of 7Xn arrays containing n copies of 0..7-1 with every element equal to or 1 greater than any northeast or northwest neighbors modulo 7 and the upper left element equal to 0.
A267026
Number of 7Xn arrays containing n copies of 0..7-1 with every element equal to or 1 greater than any northeast or northwest neighbors modulo 7 and the upper left element equal to 0.
Terms
- a(0) =720a(1) =19a(2) =147a(3) =1015a(4) =15171a(5) =255437a(6) =4893787a(7) =100710495a(8) =2166450939
External references
- oeis: A267026