Fibonacci
356th
189th
Intersection
97th
143rd
Leap Years
155th
431st
24th
Prime Numbers
434th
1,061st
Quine
32nd
659th
Tongue-twisters
471st
Vampire Numbers
7th
λ
85th
37th
52nd37th143rd
8th10th
π
25th11th39th122nd100th25th38th38th57th64th77th205th92nd46th36th91st80th60th496th75th86th60th46th14th9th
τ
9th
φ
26th
√2
14th
𝑒
30th