Fibonacci
321st
153rd
Intersection
84th
137th
Leap Years
138th
392nd
21st
Prime Numbers
404th
972nd
Quine
28th
597th
Tongue-twisters
410th
Vampire Numbers
6th
λ
79th
30th
46th35th131st
6th8th
π
24th11th34th107th87th20th36th34th47th58th64th179th81st40th31st81st74th54th432nd70th109th52nd41st10th8th
τ
8th
φ
24th
√2
11th
𝑒
27th