Number of n X 2 0..2 arrays with no element equal to more than one of its king-move neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards.
A281534
Number of n X 2 0..2 arrays with no element equal to more than one of its king-move neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards.
Terms
- a(0) =0a(1) =0a(2) =4a(3) =104a(4) =612a(5) =3056a(6) =16368a(7) =82656a(8) =397040a(9) =1873344a(10) =8687872a(11) =39621504a(12) =178384960a(13) =794593024a(14) =3506334976a(15) =15347019264a(16) =66696520448a(17) =288032791552
External references
- oeis: A281534