76372domain: NAppears in sequencesApply partial sum operator thrice to primes.at n=26A014150a(n) = Sum_{k=0..n} k! * 2^k * k^n * Stirling1(n,k).at n=4A350719Expansion of e.g.f. exp(-2*x)/(exp(-x) - x)^4.at n=5A379995