Recamán Sequence Calculator

Back if new, forward otherwise

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About Recamán Sequence Calculator

A Recamán sequence calculator generating a(n): if a(n-1)−n is positive and not yet in the sequence, a(n) = a(n-1)−n; otherwise a(n) = a(n-1)+n. Start a(0)=0. Produces an unpredictable, non-monotonic sequence. Client-side.

Recamán Sequence Calculator Features

  • Sequence generation
  • Visited tracking
  • Step direction
  • Visualization
  • Music connection
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