66324

Appears in sequences

• a(n) = 2nd elementary symmetric function of {1, prime(1), prime(2), ..., prime(n-1)}, where prime(0) = 1.at n=15A024522
• Base-11 Armstrong or narcissistic numbers (written in base 10).at n=26A161948
• E.g.f.: A(x) = Sum_{n>=0} (2^n + 3^n)^n * exp((5*2^n + 2*3^n)*x) * x^n/n!.at n=3A196459