793958

Appears in sequences

• G.f.: Sum_{n>=0} x^n * Product_{k=1..n} (1 + k*x + x^2).at n=14A202476
• Numbers k such that the five numbers k^2+1, (k+1)^2+1, ..., (k+4)^2+1 are all semiprime.at n=22A261546