143892

Appears in sequences

• Matrix product of unsigned Lah-triangle |A008297(n,k)| and unsigned Stirling1-triangle |A008275(n,k)|.at n=22A079638
• Exponential Riordan array [1, log((1-x)/(1-2x))].at n=30A131222
• a(n) = n*(3*n^2 + 3*n + 1).at n=36A249354