四十六角形
λ 9 = 23 ( 384812 + 188298 σ 9 − 625515 σ 7 − 78859 σ 5 + 740707 σ 3 + 84370 σ + 834405 σ 10 + 98208 σ 8 + 361900 σ 6 − 56177 σ 4 ) 11 {\displaystyle \lambda _{9}={\sqrt[{11}]{23(384812+188298\sigma ^{9}-625515\sigma ^{7}-78859\sigma ^{5}+740707\sigma ^{3}+84370\sigma +834405\sigma ^{10}+98208\sigma ^{8}+361900\sigma ^{6}-56177\sigma ^{4})}}}
λ 10 = 23 ( 384812 + 188298 σ 10 − 625515 σ 9 − 78859 σ 8 + 740707 σ 7 + 84370 σ 6 + 834405 σ 5 + 98208 σ 4 + 361900 σ 3 − 56177 σ 2 ) 11 {\displaystyle \lambda _{10}={\sqrt[{11}]{23(384812+188298\sigma ^{10}-625515\sigma ^{9}-78859\sigma ^{8}+740707\sigma ^{7}+84370\sigma ^{6}+834405\sigma ^{5}+98208\sigma ^{4}+361900\sigma ^{3}-56177\sigma ^{2})}}}