Number of length n+4 0..4 arrays with some pair in every consecutive five terms totalling exactly 4.
A246888
Number of length n+4 0..4 arrays with some pair in every consecutive five terms totalling exactly 4.
Terms
- a(0) =2701a(1) =12481a(2) =57585a(3) =264981a(4) =1216081a(5) =5592169a(6) =25710385a(7) =118192273a(8) =543322645a(9) =2497751105a(10) =11482493485a(11) =52786380721a(12) =242665353541
External references
- oeis: A246888