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N=12 d=1 shell size=64 skeletons=72 TV=0.3125
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N=16 d=0 shell size=1295 skeletons=244 TV=0.0745
N=16 d=1 shell size=652 skeletons=244 TV=0.1796
N=16 d=2 shell size=321 skeletons=244 TV=0.2946
N=20 d=0 shell size=14990 skeletons=968 TV=0.0469
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N=24 d=0 shell size=168807 skeletons=3690 TV=0.0344
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