106641

Appears in sequences

• a(n+2) = a(n+1)*(n mod 3 + 1) + (n mod 2 + 1), a(1) = 11.at n=16A136433
• a(n) = 1*binomial(n,2) + 3*binomial(n,3) + 6*binomial(n,4) + 10*binomial(n,5).at n=18A361474
• a(n) = (n+1) * (n!)^3 * Sum_{k=0..n} 1/((k+1) * (k!)^3).at n=4A368775