Number of length 3+4 0..n arrays with no five consecutive terms having two times the sum of any three elements equal to three times the sum of the remaining two.
A249004
Number of length 3+4 0..n arrays with no five consecutive terms having two times the sum of any three elements equal to three times the sum of the remaining two.
Terms
- a(0) =112a(1) =1140a(2) =8680a(3) =42308a(4) =163112a(5) =485580a(6) =1298968a(7) =2997774a(8) =6449496a(9) =12811158a(10) =24159584a(11) =42911184a(12) =73629888a(13) =120844328a(14) =193152322a(15) =298869080a(16) =452268778a(17) =666984964a(18) =966771826a(19) =1372738118a(20) =1920965096a(21) =2643444158a(22) =3592832436
External references
- oeis: A249004