Number of (n+1)X(1+1) 0..3 arrays colored with the sets of distinct values in every 2X2 subblock, with new values 0..3 introduced row-major order.
A236259
Number of (n+1)X(1+1) 0..3 arrays colored with the sets of distinct values in every 2X2 subblock, with new values 0..3 introduced row-major order.
Terms
- a(0) =15a(1) =132a(2) =1571a(3) =18995a(4) =230395a(5) =2794651a(6) =33899863a(7) =411212991a(8) =4988112515a(9) =60506987731a(10) =733964167055
External references
- oeis: A236259