Here are some more interesting Irrational Numbers
0.69314718055994530941723212145817656807550013436025525...
The natural log of 2 or eln(2) = 2
0.57721566490153286060651209008240243104215933593992…
This constant is defined as the value of the limit
lim n→ ∞ [ H(n) - ln(n)],
where H(n) is the sum of the first n integer reciprocals, 1/1 + 1/2 + 1/3 + ... + 1/n.
1.202056903159594285399738161511449990764986292...
Apéry's constant is the sum of the infinite series
(1/1)3 + (1/2)3 + (1/3)3 + (1/4)3 + (1/5)3 + ...
1.757932756618004532708819638218138527653199922146837704...
value of the infinitely nested square root
sqrt(1 + sqrt(2 + sqrt(3 + sqrt(4 + sqrt(5 + sqrt(6 + ....