Q=int(input())
N=[int(input()) for _ in range(Q)]
R=[1 for _ in range(200001)]
E=[1 for _ in range(200001)]
E[2]=3
for i in range(3,200001):
    R[i]=R[i-1]+R[i-2]
    E[i]=E[i-1]+E[i-2]
for i,n in enumerate(N):
    print((5*R[n]*R[n]-E[n]*E[n])%998244353)