Number of (n+1) X (1+1) 0..2 arrays colored with the sets of distinct values in every 2 X 2 subblock.
A236148
Number of (n+1) X (1+1) 0..2 arrays colored with the sets of distinct values in every 2 X 2 subblock.
Terms
- a(0) =81a(1) =414a(2) =2148a(3) =11064a(4) =57132a(5) =294648a(6) =1520856a(7) =7845624a(8) =40488216a(9) =208893336a(10) =1077925704a(11) =5561714424a(12) =28698381576a(13) =148076913912a(14) =764063601480
External references
- oeis: A236148