Number of nX4 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 1,3,2,0,4 for x=0,1,2,3,4.
A196632
Number of nX4 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 1,3,2,0,4 for x=0,1,2,3,4.
Terms
- a(0) =1a(1) =10a(2) =62a(3) =327a(4) =1927a(5) =10708a(6) =61040a(7) =344949a(8) =1953280a(9) =11058838a(10) =62603964a(11) =354440028a(12) =2006561317a(13) =11359957121a(14) =64312714711a(15) =364097413550
External references
- oeis: A196632