Number of length 7+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.
A249219
Number of length 7+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) =7680a(1) =541624a(2) =30475714a(3) =470797744a(4) =4971575032a(5) =36636435714a(6) =215266489016
External references
- oeis: A249219