N, M = map(int, input().split())
if M <= 2:
	print(2 if N == 1 else 0)
	exit()
a = 1; b = 1
fib = []
while True:
	a = (a + b) % N
	a, b = b, a
	fib.append(a)
	if a == 1 and b == 1:
		break
p = [0] * N
L = len(fib)
syo = (M - 1) // L 
rem = (M - 1) % L 
for i in range(L):
	p[fib[i]] += syo + (1 if i < rem else 0)
ans = 0
if fib[(M - 2) % L] == 0: ans += 2
if fib[(M - 3) % L] == 0: ans += 1
for x in p: ans += x * (x - 1) // 2
print(ans)