Number of 7Xn arrays containing n copies of 0..7-1 with every element equal to or 1 greater than any north, west or northeast neighbors modulo 7 and the upper left element equal to 0.
A267400
Number of 7Xn arrays containing n copies of 0..7-1 with every element equal to or 1 greater than any north, west or northeast neighbors modulo 7 and the upper left element equal to 0.
Terms
- a(0) =1a(1) =2a(2) =5a(3) =12a(4) =36a(5) =135a(6) =649a(7) =4277a(8) =38879a(9) =451730a(10) =5950744a(11) =80445962a(12) =1059841613a(13) =13339486516
External references
- oeis: A267400