42325

Appears in sequences

• Number of -3..3 arrays x(i) of n+1 elements i=1..n+1 with set{t,u,v in 0,1}((x[i+t]+x[j+u]+x[k+v])*(-1)^(t+u+v)) having one, two, three, four or five distinct values for every i,j,k<=n.at n=8A211727
• Decimal representation of the middle column of the "Rule 41" elementary cellular automaton starting with a single ON (black) cell.at n=15A266613
• Number of noncomposites in the reduced residue system of n-th primorial number, A002110(n).at n=6A276497
• Maximum word length generated by acyclic context-free grammar in Greibach normal form whose grammar size is at most n.at n=37A389642