#include #define REP(i, a, n) for(ll i = ((ll) a); i < ((ll) n); i++) #define MOD 1000000007 using namespace std; typedef long long ll; ll T, A, B, C, D, E; ll dp[501][30000]; int main(void) { cin >> T >> A >> B >> C >> D >> E; const ll P = 15000; REP(i, 0, 501) REP(j, 0, 30000) dp[i][j] = 0; dp[0][P] = 1; REP(t, 0, T) { REP(i, 0, 30000) { if(i + A < 30000) (dp[t + 1][i + A] += dp[t][i]) %= MOD; if(0 <= i - A) (dp[t + 1][i - A] += dp[t][i]) %= MOD; if(i + B < 30000) (dp[t + 1][i + B] += dp[t][i]) %= MOD; if(0 <= i - B) (dp[t + 1][i - B] += dp[t][i]) %= MOD; if(i + C < 30000) (dp[t + 1][i + C] += dp[t][i]) %= MOD; if(0 <= i - C) (dp[t + 1][i - C] += dp[t][i]) %= MOD; } } ll ans = 0; REP(i, P + D, P + E + 1) (ans += dp[T][i]) %= MOD; cout << ans << endl; }