-3020

Appears in sequences

• McKay-Thompson series of class 28C for Monster.at n=55A058608
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 3", based on the 5-celled von Neumann neighborhood.at n=27A269913
• Row sums of A291940.at n=14A291942