53341

Appears in sequences

• a(n) = floor(tau*a(n-1)) + a(n-2) with a(0)=0 and a(1)=1.at n=17A005821
• Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 21.at n=18A031609
• Number of integer partitions of n whose median appears more times than any other part, i.e., partitions containing a unique mode equal to the median.at n=45A363740