Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
5 cards chosen and ordered in a row from 7 distinct cards: A_7^5 = 2 520
5 cards chosen and ordered in a row from 7 distinct cards: A_7^5 = 2 520
Natural Language
Math Input
Extended Keyboard
