What is 54?

When I was Government CTO, I set a puzzle, which went like this:

If we could create a programme for Distinguished Engineers, I would like to call it Club 54. Why did I choose this name?

Figuring out the answer to this puzzle was not a formal pre-requisite for qualifying as a Distinguished Engineer, but it wasn’t a bad test.

I’ve written a bit more about this puzzle here, and Chris Nesbitt-Smith’s article captures his attempts to solve it using AI, along with a few clues.

Many people have had a go at guessing: if you’d like to guess, please add a comment to the article. They are moderated, so I will redact correct answers, but will let the guesser know that they have been successful.

To help, these are some of the incorrect guesses.

54 is not anything to do with . . .

  • Studio 54

  • The answer to Life, the Universe and Everything

  • The year that Alan Turing died

  • Unit 54

  • The tale of Kenji

  • Civil service grading systems

  • Decks of cards

  • The year that FORTRAN was invented

  • The year that artificial diamonds were created

  • A puzzle with no right answer

  • The age or tenure of a Distinguished Engineer

  • Ham Radio

  • The Government Code and Cipher School

  • Club 18-30

  • RAF Squadron 54

  • EBCDIC codes

  • Cantonese characters

  • Situational awareness

  • Jenga

  • The initials DE rendered as numbers and reversed

  • The Northcote-Trevelyan report

  • Isambard Kingdom Brunel