Abundant Numbers
699
Abundant Numbers (Long)
726
Arithmetic Numbers
724
ASCII Table
316
Catalan Numbers
43
Collatz
764
Divisors
733
Emojify
272
Evil Numbers
589
Fibonacci
758
Fizz Buzz
828
Happy Numbers
555
ISBN
501
Leap Years
528673768
Look and Say
732
Niven Numbers
713
Niven Numbers (Long)
460
832
Odious Numbers
621
Odious Numbers (Long)
613
Prime Numbers
626
Quine
483
Rijndael S-box
171
Rock-paper-scissors-Spock-lizard
498
Tongue-twisters
855
Vampire Numbers
109
γ
495
π
108
88
φ
84