178904

Appears in sequences

• Numbers k such that sum of square of prime divisors of k equals sum of prime divisors of k+1.at n=10A228181
• Expansion of the continued fraction 1 / (1-q-q^2 / (1-q-q^2-q^3 / (1-q-q^2-q^3-q^4 / (...)))).at n=15A355043