Number of nX3 0..1 arrays with each 1 adjacent to 1, 3 or 4 king-move neighboring 1s.
A296799
Number of nX3 0..1 arrays with each 1 adjacent to 1, 3 or 4 king-move neighboring 1s.
Terms
- a(0) =3a(1) =15a(2) =47a(3) =164a(4) =694a(5) =2605a(6) =10149a(7) =40768a(8) =159911a(9) =632786a(10) =2515824a(11) =9955497a(12) =39474474a(13) =156620340a(14) =620862380a(15) =2462240910a(16) =9765571527a(17) =38725242932a(18) =153578388401a(19) =609071232426
External references
- oeis: A296799