a(1) = 1, a(2) = 6, a(3) = 66, a(4) = 714, and a(n) = 11*a(n-1) - 24*a(n-3) for n >= 5.
A131519
a(1) = 1, a(2) = 6, a(3) = 66, a(4) = 714, and a(n) = 11*a(n-1) - 24*a(n-3) for n >= 5.
Terms
- a(0) =1a(1) =6a(2) =66a(3) =714a(4) =7710a(5) =83226a(6) =898350a(7) =9696810a(8) =104667486a(9) =1129781946a(10) =12194877966a(11) =131631637962
External references
- oeis: A131519