39969

Appears in sequences

• Expansion of log(1+x)*exp(tan(x)).at n=9A009419
• Numbers n such that 49*2^n-1 is prime.at n=25A050550
• Harmonic mean of digits is 6.at n=26A062184
• Triangle read by rows, T(n, k) = Sum_{j=0..k} |Stirling1(n, j)|.at n=41A349782
• a(n) = Sum_{k=0..n} binomial(4*n+2*k+2,n-k).at n=5A390473