Sum of neighbor maps: number of nX3 binary arrays indicating the locations of corresponding elements equal to the sum mod 3 of their king-move neighbors in a random 0..2 nX3 array.
A220251
Sum of neighbor maps: number of nX3 binary arrays indicating the locations of corresponding elements equal to the sum mod 3 of their king-move neighbors in a random 0..2 nX3 array.
Terms
- a(0) =8a(1) =48a(2) =324a(3) =4096a(4) =31744a(5) =262144a(6) =2011776a(7) =16728064a(8) =134217728a(9) =1073741824a(10) =8557195616a(11) =68719476736a(12) =549755813888
External references
- oeis: A220251