Number of 6Xn arrays containing n copies of 0..6-1 with every element equal to or 1 greater than any north, northeast or northwest neighbors modulo 6 and the upper left element equal to 0.
A267267
Number of 6Xn arrays containing n copies of 0..6-1 with every element equal to or 1 greater than any north, northeast or northwest neighbors modulo 6 and the upper left element equal to 0.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =1a(7) =1a(8) =1a(9) =1a(10) =1a(11) =41a(12) =1769a(13) =49639a(14) =1458381a(15) =37756241a(16) =877748731a(17) =18796891493
External references
- oeis: A267267