package main

import (
	"bufio"
	"fmt"
	"os"
	"strconv"
)

func main() {
	scanner := bufio.NewScanner(os.Stdin)
	scanner.Split(bufio.ScanWords)

	if !scanner.Scan() {
		return
	}
	t, _ := strconv.Atoi(scanner.Text())

	for ; t > 0; t-- {
		scanner.Scan()
		n, _ := strconv.Atoi(scanner.Text())

		sum := int64(0)
		possible := true

		for i := 0; i < n; i++ {
			scanner.Scan()
			h, _ := strconv.ParseInt(scanner.Text(), 10, 64)
			sum += h
			req := int64(i) * int64(i+1) / 2
			if sum < req {
				possible = false
			}
		}

		if possible {
			fmt.Println("YES")
		} else {
			fmt.Println("NO")
		}
	}
}