formula fibonacci sequence python code example

Example 1: fibonacci series in python

#Recursive Solutions
def fibo(n):
  if n<=1: return 1
  return fibo(n-1)+fibo(n-2)

fibo(5)
#OUTPUT:
#120

Example 2: python fibonacci sequence generator

number1 = 0
print('1:', number1)
number2 = 1
for count in range(2, 101):
  print(count, ':', number1 + number2)
  number1 += number2
  number2 = number1 - number2