If a baby wore 2 reusable nappies per day, that’s nearly 1500 nappies saved from landfill by the time a child is 2 years old. If every baby born in the UK did this, that’s 2.5 Big Ben’s worth saved from landfill.

Save some landfill with reusable nappies/diapers

OK, there are probably many candidates, but it is remarkable to me how such esoteric and difficult to define numbers - derived independently - have such a simple elegant relationship.

The most beautiful equation

It still takes me a moment to process, but Ryan, for example, is much closer to S, than it is the beginning of R. Consider starting at the next letter for some searches.

Consider starting at the next letter (when scanning address books)