187278

Appears in sequences

• Numbers n such that sum of the squares of the prime factors of n equals the sum of the squares of the digits of n.at n=17A067184
• Number of (n+1)X(2+1) 0..3 arrays x(i,j) with every row sum{j*x(i,j), j=1..2+1} equal, and every column sum{i*x(i,j), i=1..n+1} equal, with top left element <= 1.at n=9A232524
• p-INVERT of (1,0,1,0,0,0,0,...), where p(S) = 1 - S^3.at n=35A291723
• a(n) = Sum_{k=0..floor(2*n/9)} binomial(2*n-6*k,3*k).at n=18A392405