RosettaCodeData/Task/Fibonacci-sequence/Lua/fibonacci-sequence-1.lua
2023-07-01 13:44:08 -04:00

4 lines
148 B
Lua

--calculates the nth fibonacci number. Breaks for negative or non-integer n.
function fibs(n)
return n < 2 and n or fibs(n - 1) + fibs(n - 2)
end