Number of n X n 0..1 arrays with every element equal to 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero.
A298184
Number of n X n 0..1 arrays with every element equal to 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =1a(2) =1a(3) =3a(4) =5a(5) =10a(6) =19a(7) =41a(8) =81a(9) =196a(10) =474a(11) =1315a(12) =3871a(13) =15716a(14) =68291a(15) =339947a(16) =1851904a(17) =11717321a(18) =86766476
External references
- oeis: A298184