In how many ways can one arrange all of the letters in the word INFORMATION so that

Question:

In how many ways can one arrange all of the letters in the word INFORMATION so that no pair of consecutive letters occurs more than once? [Here we want to count arrangements such as IINNOOFRMTA and FORTMAIINON but not INFORIN-MOTA (where "IN" occurs twice) or NORTFNOIAMI (where "NO" occurs twice).]
Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Question Posted: