R_{1} \times R_{2} = 3 Ω, R_{1} \times R_{3} = 4 Ω, R_{2} \times R_{3} = 5 Ω, R_{1} \times R_{2} \times R_{3} = 6 Ω

${R_1 \times R_2 = {3}{\Omega},\quad R_1 \times R_3 = {4}{\Omega},\quad R_2 \times R_3 = {5}{\Omega},\quad R_1 \times R_2 \times R_3 = {6}{\Omega}}$

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