Number of n X 3 0..1 arrays with the number of 1's horizontally or antidiagonally adjacent to some 0 one less than the number of 0's adjacent to some 1.
A285147
Number of n X 3 0..1 arrays with the number of 1's horizontally or antidiagonally adjacent to some 0 one less than the number of 0's adjacent to some 1.
Terms
- a(0) =1a(1) =14a(2) =113a(3) =786a(4) =5742a(5) =42176a(6) =314197a(7) =2359900a(8) =17852820a(9) =135811506a(10) =1037931930a(11) =7962744490a(12) =61286318733a(13) =473008466100
External references
- oeis: A285147