Number of 5Xn 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 0 and 1 0 1 vertically.
A207787
Number of 5Xn 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 0 and 1 0 1 vertically.
Terms
- a(0) =13a(1) =169a(2) =621a(3) =2200a(4) =6766a(5) =17763a(6) =46199a(7) =110732a(8) =257118a(9) =582114a(10) =1274558a(11) =2750932a(12) =5820516a(13) =12139129a(14) =25026151a(15) =50987441a(16) =102961663a(17) =206146550a(18) =409655636a(19) =808788667a(20) =1587088299a(21) =3097694214a(22) =6016346686a(23) =11632341504a(24) =22398414558
External references
- oeis: A207787