187455

Appears in sequences

• Rectangular array of coefficients in successive iterations of x*exp(x), as read by antidiagonals.at n=50A174480
• a(n) = coefficient of x^n/(n-1)! in the (n-1)-th iteration of x*exp(x) for n>=1.at n=5A174481
• a(n) = coefficient of x^n/(n-1)! in the 5-fold iteration of x*exp(x).at n=5A174495
• Round(-1/n + 1/log((2n+1)/(2n-1))).at n=24A227513