Number of length 6+6 0..n arrays with no seven consecutive terms having five times the sum of any two elements equal to two times the sum of the remaining five.
A249218
Number of length 6+6 0..n arrays with no seven consecutive terms having five times the sum of any two elements equal to two times the sum of the remaining five.
Terms
- a(0) =3872a(1) =208876a(2) =8486156a(3) =107662502a(4) =950035900a(5) =6008974124a(6) =30726981418a(7) =127770780052a(8) =464154488364
External references
- oeis: A249218