Abundant Numbers
996
Abundant Numbers (Long)
996
Arithmetic Numbers
931
Ascending Primes
958
Collatz
823
Divisors
995
Emirp Numbers
962
Emirp Numbers (Long)
1,000
Evil Numbers
1,000
Evil Numbers (Long)
1,000
Factorial Factorisation
927
Fibonacci
1,000
Happy Numbers
1,000
Happy Numbers (Long)
1,000
ISBN
969
Leap Years
785
Look and Say
985
Lucky Numbers
788
Niven Numbers
1,000
Niven Numbers (Long)
1,000
Odious Numbers
1,000
Odious Numbers (Long)
1,000
Ordinal Numbers
884
Pascal’s Triangle
1,000
Pernicious Numbers
987
Pernicious Numbers (Long)
960
Prime Numbers
1,000
Prime Numbers (Long)
1,000
Quine
1,000