58355

Appears in sequences

• Square spiral of sums of selected preceding terms, starting at 1 (a spiral Fibonacci-like sequence).at n=23A094768
• Unique solution x of the congruence x^2 = -1 (mod m(n)), with m(n) = A002559(n) (Markoff numbers) in the interval [1, floor(m(n)/2)], assuming the Markoff uniqueness conjecture, for n >= 3.at n=49A324601