112400domain: NAppears in sequencesa(n) = n!*L_{n}(1), where L_{n}(x) is the n-th Laguerre polynomial.at n=9A009940Numbers k such that (134*10^k + 7)/3 is prime.at n=27A282975Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of e.g.f. exp(-k*x/(1 - x))/(1 - x).at n=64A295381