• 2 letters chosen randomly from the English alphabet can be arranged in 650 ways.
• 3 letters chosen randomly from the English alphabet can be arranged in 15,600 ways.
• 4 letters chosen randomly can be arranged in 358,800 ways.
• 5 letters chosen randomly can be arranged in 7,893,600 ways.
• 6 letters chosen randomly can be arranged in 165,765,600 ways.
• 7 letters chosen randomly can be arranged in 3,315,312,000 ways.
• 8 letters chosen randomly can be arranged in 62,990,928,000 ways.
• 9 letters chosen randomly can be arranged in 1,133,836,704,000 ways.
• 10 letters chosen randomly can be arranged in 19,275,223,968,000 ways.
• 11 letters chosen randomly can be arranged in 308,403,583,488,000 ways.
• 12 letters chosen randomly can be arranged in 4,626,053,752,320,000 ways.
• 13 letters chosen randomly can be arranged in 64,764,752,532,480,000 ways.
• 14 letters chosen randomly can be arranged in 841,941,782,922,240,000 ways.
• 15 letters chosen randomly can be arranged in 10,103,301,395,066,900,000 ways.
• 16 letters chosen randomly can be arranged in 111,136,315,345,736,000,000 ways.
• 17 letters chosen randomly can be arranged in 1,111,363,153,457,360,000,000 ways.
• 18 letters can be arranged in 10,002,268,381,116,200,000,000 ways.
• 19 letters can be arranged in 80,018,147,048,929,700,000,000 ways.
• 20 letters can be arranged in 560,127,029,342,508,000,000,000 ways.
• 21 letters can be arranged in 3,360,762,176,055,050,000,000,000 ways.
• 22 letters can be arranged in 16,803,810,880,275,200,000,000,000 ways.
• 23 letters can be arranged in 67,215,243,521,100,900,000,000,000 ways.
• 24 letters can be arranged in 201,645,730,563,303,000,000,000,000 ways.
• 25 letters can be arranged in 403,291,461,126,606,000,000,000,000 ways.
• 26 letters can be arranged in 403,291,461,126,606,000,000,000,000 ways.