Talk is cheap.

func numberOfDice(n int) []int {
    dp := make([]int, 6*n)
    for i:= 0; i < 6; i++ {
        dp[i] = 1
    }
    for time := 2; time <= n; time++ {
        for i := 6*time-1; i >= 0; i-- {
            dp[i] = 0
            for j := 6; j > 0; j-- {
                if i < j { continue }
                dp[i] += dp[i-j]
            }
        }
    }
    return dp[n-1:]
}