Abundant Numbers
688
Abundant Numbers (Long)
818
Arithmetic Numbers
748
Catalan Numbers
510
Emirp Numbers
394
Emirp Numbers (Long)
433
Evil Numbers
689
Evil Numbers (Long)
678
Fibonacci
756
Kolakoski Sequence
688
Lucky Numbers
419
Niven Numbers
628
Niven Numbers (Long)
689
Number Spiral
257247
Odious Numbers
712
Odious Numbers (Long)
700
Pernicious Numbers
515
Pernicious Numbers (Long)
429
Quine
946
Smith Numbers
590
Tongue-twisters
494563
π
521
τ
509
φ
833