20127

Appears in sequences

• Expansion of (1+2*x+4*x^2)/(1-x-8*x^4).at n=14A098581
• Number of binary strings of length n with no substrings equal to 0000, 0010, or 0100.at n=17A164417
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 485", based on the 5-celled von Neumann neighborhood.at n=29A272504
• Partial sums of A008137.at n=33A299276