-5347domain: ZAppears in sequencesPrimes or negative values of primes of the form 59*n^2 - 1873*n + 8941 for n>=0.at n=19A217604First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 397", based on the 5-celled von Neumann neighborhood.at n=41A271692