Abundant Numbers
707
Abundant Numbers (Long)
840
Arithmetic Numbers
772
Arrows
341
Ascending Primes
387
Collatz
775
Diamonds
530
Emirp Numbers
595
Emirp Numbers (Long)
618
Evil Numbers (Long)
571
Farey Sequence
426
Fractions
661
ISBN
741
Kolakoski Sequence
707
Leyland Numbers
710
Look and Say
600
Lucky Tickets
350
Pascal’s Triangle
752
Recamán
764
Rule 110
499
Set
587
Tic-tac-toe
469
𝑒
534