Abundant Numbers
688
Abundant Numbers (Long)
817
Arithmetic Numbers
747
Catalan Numbers
509
Emirp Numbers
394
Emirp Numbers (Long)
432
Evil Numbers
689
Evil Numbers (Long)
677
Fibonacci
756
Kolakoski Sequence
687
Lucky Numbers
419
Niven Numbers
627
Niven Numbers (Long)
688
Number Spiral
257247
Odious Numbers
712
Odious Numbers (Long)
699
Pernicious Numbers
514
Pernicious Numbers (Long)
428
Quine
946
Smith Numbers
589
Tongue-twisters
494563
π
521
τ
509
φ
833