0,1

It is known that (1/4)^(1/4)^(1/4)^... = 1/2.

Alois P. Heinz, Table of n, a(n) for n = 0..1000

Eric Weisstein's World of Mathematics, Power Tower

Wikipedia, Tetration

Equals 1/(1+log(2)) = 1/(1+A002162).

0.59061610914964124974380690932325155711665304887388...

Cf. A002162, A277522, A277559, A293009, A300916.

Sequence in context: A198615 A195372 A193017 * A096789 A261623 A298515

Adjacent sequences: A277648 A277649 A277650 * A277652 A277653 A277654

nonn,cons

Alois P. Heinz, Oct 25 2016

approved