Abundant Numbers
3,094th3,146th3,736th2,845th2,523rd2,794th1,676th2,862nd2,060th
Abundant Numbers (Long)
1,989th1,928th2,235th1,646th1,867th1,418th1,034th1,715th1,241st
Collatz
2,571st2,452nd3,078th2,270th2,547th1,113th603rd1,601st844th
Diamonds
599th1,269th
212th635th465th1,211th
Divisors
4,296th4,628th4,425th3,490th3,382nd2,297th2,052nd4,058th3,653rd
Evil Numbers
992nd929th4,188th2,470th864th915th483rd50th806th
Evil Numbers (Long)
764th807th2,272nd1,781st1,675th747th1,153rd121st623rd
Farey Sequence
894th
827th
Fibonacci
7,391st
8,933rd5,779th4,129th1,146th
2,939th2,893rd
Fizz Buzz
7,120th6,485th6,946th6,810th5,269th3,767th4,622nd5,902nd4,422nd
Gijswijt’s Sequence
581st472nd712th551st577th419th322nd407th437th
Happy Numbers
2,234th
3,002nd2,549th1,906th1,852nd
1,447th
Happy Numbers (Long)
1,322nd1,158th1,566th1,321st1,306th1,095th821st1,099th405th
Leap Years
2,599th2,334th3,989th1,107th1,386th2,023rd821st1,421st817th
Niven Numbers
2,295th2,200th3,281st2,216th2,454th1,958th554th1,801st591st
Niven Numbers (Long)
1,882nd1,723rd2,034th1,952nd1,900th1,241st613th1,629th606th
Odious Numbers
787th812th3,506th2,445th
798th334th48th674th
Odious Numbers (Long)
575th615th2,054th1,658th1,511th630th822nd46th569th
Pascal’s Triangle
2,146th2,106th2,112th1,627th1,758th653rd985th1,883rd1,414th
Pernicious Numbers
2,433rd
1,410th558th1,078th945th
Pernicious Numbers (Long)
786th682nd1,132nd1,125th1,182nd1,091st359th543rd912th
Prime Numbers
3,730th3,487th5,143rd3,927th2,826th3,692nd1,634th2,853rd1,965th
Prime Numbers (Long)
1,921st1,454th2,463rd1,519th1,926th1,260th790th1,305th1,290th
Sierpiński Triangle
400th643rd622nd378th413th675th290th547th279th