Number of 0..3 colorings of a 2X(n+1) array circular in the n+1 direction with new values 0..3 introduced in row major order.
A214113
Number of 0..3 colorings of a 2X(n+1) array circular in the n+1 direction with new values 0..3 introduced in row major order.
Terms
- a(0) =4a(1) =11a(2) =111a(3) =670a(4) =4994a(5) =34041a(6) =241021a(7) =1678940a(8) =11777184a(9) =82366471a(10) =576786731a(11) =4036842810a(12) =28259892574a(13) =197813269301
External references
- oeis: A214113