a(1) = a(2) = a(3) = 1; for n>3, a(n) = (a(n-3) + a(n-1))*(a(n-2) + a(n-3)).
A263044
a(1) = a(2) = a(3) = 1; for n>3, a(n) = (a(n-3) + a(n-1))*(a(n-2) + a(n-3)).
Terms
- a(0) =1a(1) =1a(2) =1a(3) =4a(4) =10a(5) =55a(6) =826a(7) =54340a(8) =47921995
External references
- oeis: A263044