#include #define FOR(i,a,b) for (int i=(a);i<(b);i++) #define FORR(i,a,b) for (int i=(a);i>=(b);i--) #define pb push_back #define pcnt __builtin_popcount #define show(x) cout<<#x<<" = "< pii; typedef vector vi; typedef vector vvi; typedef vector vpii; typedef set si; typedef pair pll; typedef vector vl; typedef vector vvl; typedef vector vpll; typedef set sl; templatestring join(vector&v) {stringstream s;FOR(i,0,sz(v))s<<' '<b)swap(a,b);for(;a>0;b%=a,swap(a,b));return b;} int modpow(ll a,ll n,int m){if(a==0)return a;ll p=1;for(;n>0;n/=2,a=a*a%m)if(n&1)p=p*a%m;return(int)p;} void dout(double d){printf("%.12f\n",d);} const int iinf = 1e9; const ll linf = 1e18; const int mod = 1e9+7; const double pi = acos(-1); const double eps = 1e-10; ll m[12][12] = { 1,1,1,1,1,1,1,0,1,0,0,0, 0,1,1,0,0,0,1,0,1,0,0,0, 0,1,1,1,0,0,1,0,1,0,0,0, 0,0,1,1,0,1,0,0,1,0,0,0, 1,0,0,1,1,1,1,0,1,0,0,0, 0,0,0,1,0,1,0,0,1,0,0,0, 1,0,0,0,1,0,1,1,1,1,0,0, 1,0,0,0,0,0,0,1,0,1,0,0, 1,0,0,0,1,0,1,1,1,1,1,1, 1,0,0,0,0,0,0,1,0,1,1,0, 1,0,0,0,1,0,0,0,0,1,1,1, 1,0,0,0,1,0,0,0,0,0,1,1 }, tmp[12][12], v[12][12]; void merge(ll a[12][12], ll b[12][12], ll c[12][12]){ FOR(i, 0, 12)FOR(j, 0, 12){ ll g = 0; FOR(k, 0, 12) g = (g + a[i][k] * b[k][j]) % mod; tmp[i][j] = g; } FOR(i, 0, 12)FOR(j, 0, 12) c[i][j] = tmp[i][j]; } ll n; main(){ cin.tie(0); ios::sync_with_stdio(false); cin >> n; n++; FOR(i, 0, 12)v[i][i] = 1; while(n > 0){ if(n%2)merge(v, m, v); merge(m, m, m); n >>= 1; } cout << v[0][8] << endl; return 0; }