import bisect
import sys
sys.setrecursionlimit(10 ** 5)

N,S = map(int, input().split())
A = list(map(int, input().split()))
FA = A[:N//2]
SA = A[N//2:]
FL = []
SL = []

def dfsF(v,i):
    if len(FA)==i:
        FL.append(v)
    else:
        p = 1
        while FA[i]**p+v<=S:
            dfsF(FA[i]**p+v,i+1)
            p+=1

def dfsS(v,i):
    if len(SA)==i:
        SL.append(v)
    else:
        p = 1
        while SA[i]**p+v<=S:
            dfsS(SA[i]**p+v,i+1)
            p+=1

dfsF(0,0)
dfsS(0,0)
FL.sort()
SL.sort()
if N==1:
    print(len(FL)+len(SL)-1)
else:
    ans = 0
    for fl in FL:
        ans+=bisect.bisect_right(SL,S-fl)
    print(ans)