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.

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