import std.experimental.all;

T read(T)() { return readln.chomp.to!T; }
T[] reads(T)() { return readln.split.to!(T[]); }
alias readint = read!int;
alias readints = reads!int;

ulong calc(int n) {
    const mod = 1_000_000_007;

    auto a = new int[n + 1];
    a[1] = 1;
    auto sum = [0L, 1L]; // sum[0] = a1 + a3 + a5 + ...
                         // sum[1] = a2 + a4 + a6 + ...
    for (int i = 2; i <= n; i++) {
        a[i] = i * sum[(i - 1) % 2] % mod;
        sum[i % 2] += a[i];
    }
    return a[n];
}

void main() {
    int n = readint();
    writeln(calc(n));
}