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25 changes: 14 additions & 11 deletions t07numberpatterns_fibonacci1.py
Original file line number Diff line number Diff line change
@@ -1,13 +1,16 @@
# Generate the first k Fibonacci numbers
def recur_fibo(n) :
if n <= 1:
return n
else :
return(recur_fibo(n-1) + recur_fibo(n-2))

k = 10
nterms = 20
# note: change nterms to whatever you want

fprev = 1
fnext = 1
print(fprev, end=' ')
print(fnext, end=' ')
for i in range(k-2): # first 2 terms already printed before loop
fib = fprev + fnext
print(fib, end=' ')
fprev = fnext
fnext = fib
#check if number is valid
if nterms <= 0 :
print("Please enter a positive integar")
else :
print("Fibo sequence: ")
for i in range(nterms) :
print(recur_fibo(i))