window b=1.4142 V=0.0061272
delta=0.25 blocks=2 k=2 trial=0: min W(pairs) +0.045834   (same positions, doubles: +0.033445)
delta=0.25 blocks=2 k=2 trial=1: min W(pairs) +0.045381   (same positions, doubles: +0.033394)
delta=0.25 blocks=2 k=2 trial=2: min W(pairs) +0.045809   (same positions, doubles: +0.033448)
delta=0.25 blocks=2 k=3 trial=0: min W(pairs) +0.047268   (same positions, doubles: +0.036567)
delta=0.25 blocks=2 k=3 trial=1: min W(pairs) +0.047394   (same positions, doubles: +0.036587)
delta=0.25 blocks=2 k=3 trial=2: min W(pairs) +0.047252   (same positions, doubles: +0.036704)
delta=0.25 blocks=2 k=4 trial=0: min W(pairs) +0.047600   (same positions, doubles: +0.037650)
delta=0.25 blocks=2 k=4 trial=1: min W(pairs) +0.047546   (same positions, doubles: +0.037645)
delta=0.25 blocks=2 k=4 trial=2: min W(pairs) +0.046937   (same positions, doubles: +0.037745)
delta=0.25 blocks=3 k=2 trial=0: min W(pairs) +0.050015   (same positions, doubles: +0.034804)
delta=0.25 blocks=3 k=2 trial=1: min W(pairs) +0.049853   (same positions, doubles: +0.034786)
delta=0.25 blocks=3 k=2 trial=2: min W(pairs) +0.049633   (same positions, doubles: +0.034860)
delta=0.25 blocks=3 k=3 trial=0: min W(pairs) +0.052153   (same positions, doubles: +0.038477)
delta=0.25 blocks=3 k=3 trial=1: min W(pairs) +0.052112   (same positions, doubles: +0.038476)
delta=0.25 blocks=3 k=3 trial=2: min W(pairs) +0.052202   (same positions, doubles: +0.038486)
delta=0.25 blocks=3 k=4 trial=0: min W(pairs) +0.053586   (same positions, doubles: +0.039872)
delta=0.25 blocks=3 k=4 trial=1: min W(pairs) +0.053323   (same positions, doubles: +0.039925)
delta=0.25 blocks=3 k=4 trial=2: min W(pairs) +0.053586   (same positions, doubles: +0.039874)
delta=0.25 blocks=4 k=2 trial=0: min W(pairs) +0.053661   (same positions, doubles: +0.036368)
delta=0.25 blocks=4 k=2 trial=1: min W(pairs) +0.053661   (same positions, doubles: +0.036364)
delta=0.25 blocks=4 k=2 trial=2: min W(pairs) +0.053675   (same positions, doubles: +0.036367)
BEST delta=0.25: min W(pairs) = +0.045381 (blocks=2 k=2 trial=1)
