Number of 3Xn arrays containing n copies of 0..3-1 with no element plus any horizontal neighbor equal to 3-1.
A265883
Number of 3Xn arrays containing n copies of 0..3-1 with no element plus any horizontal neighbor equal to 3-1.
Terms
- a(0) =6a(1) =24a(2) =152a(3) =894a(4) =5748a(5) =38296a(6) =263484a(7) =1849602a(8) =13192840a(9) =95268876a(10) =694784964a(11) =5108061670a(12) =37808693148a(13) =281458023972
External references
- oeis: A265883