120033

Appears in sequences

• Start with 100013 and repeatedly reverse the digits and add 2 to get the next term.at n=20A120216
• Expansion of (1/(1 - x))*Product_{k>=1} (1 + k*x^k).at n=23A302831
• a(n) = n! * Sum_{k=0..n} binomial(k+3,n-k) / k!.at n=8A377955