84636

Appears in sequences

• a(n) = [ a(n-1)/a(1) ] + [ a(n-2)/a(2) ] + ... + [ a(1)/a(n-1) ], for n >= 3.at n=28A022876
• Least number x such that x^n has n digits equal to k. Case k = 2.at n=35A285449