Abundant Numbers
3,084th2,810th3,333rd2,804th1,884th2,295th2,541st1,216th2,268th
Abundant Numbers (Long)
1,614th1,641st1,812th1,246th1,444th997th659th880th796th
Collatz
2,036th2,144th2,527th1,795th2,022nd1,116th566th592nd705th
Diamonds
654th1,242nd
154th506th273rd925th
Divisors
3,729th4,306th4,016th3,103rd2,981st1,991st1,458th2,625th3,297th
Evil Numbers
1,578th1,340th3,632nd3,133rd672nd742nd814th40th1,146th
Evil Numbers (Long)
727th987th1,879th1,464th1,366th602nd957th101st500th
Farey Sequence
702nd
658th
Fibonacci
6,553rd
7,794th5,172nd3,641st1,029th
2,486th2,557th
Fizz Buzz
6,719th6,899th8,398th6,427th4,947th2,825th4,215th4,231st3,805th
Gijswijt’s Sequence
428th449th562nd429th445th303rd364th233rd344th
Happy Numbers
2,139th
2,504th2,332nd1,592nd1,696th
1,912th
Happy Numbers (Long)
1,101st1,066th1,348th1,055th1,038th854th686th583rd320th
Leap Years
2,468th2,512th3,647th902nd1,008th1,812th725th1,261st696th
Niven Numbers
2,355th1,790th3,041st1,945th1,977th1,445th489th1,308th842nd
Niven Numbers (Long)
1,532nd1,482nd1,710th1,626th1,589th1,030th481st959th498th
Odious Numbers
1,364th1,002nd3,013th2,580th
608th673rd38th1,004th
Odious Numbers (Long)
526th662nd1,681st1,355th1,222nd497th669th36th458th
Pascal’s Triangle
1,839th1,805th1,781st1,449th1,461st506th820th1,171st1,136th
Pernicious Numbers
2,019th
1,128th425th864th701st
Pernicious Numbers (Long)
674th573rd916th915th959th885th267th273rd744th
Prime Numbers
3,718th3,359th4,530th3,427th2,406th3,202nd1,921st1,956th2,726th
Prime Numbers (Long)
1,691st1,273rd2,081st1,292nd1,606th1,028th638th978th1,071st
Sierpiński Triangle
372nd643rd595th318th366th605th249th267th394th