280192

Appears in sequences

• Numbers that are the sum of 3 positive 7th powers.at n=37A003370
• G.f. satisfies: A(x) = Product_{n>=1} (1 + x^n*A(x))^2/((1-x^n)*(1 - x^n*A(x)^2)).at n=6A192625
• a(n)=n if n <= 3, otherwise a(n) = A007477(n-1) + A007477(n).at n=18A213705
• Numbers of the form a^7 + b^8, with integers a, b > 0.at n=21A303377