N before L-BFGS after L-BFGS 100 1.87952e+00 1.03521e-05
121 2.30062e+00 1.39569e-05
125 2.70879e+00 1.71996e-05
144 2.45123e+00 2.26959e-05
169 3.78806e+00 3.22294e-05
196 3.54435e+00 2.89859e-05
225 7.01217e+00 2.73103e-05
256 5.59760e+00 5.04821e-05
289 1.07360e+01 5.75318e-05
324 1.00568e+01 6.84213e-05
361 7.72356e+00 9.47381e-05
400 1.25450e+01 1.13484e-04
441 1.16049e+01 2.49419e-04
484 1.18645e+01 2.19365e-04
529 1.39922e+01 1.75517e-04
576 1.78617e+01 2.83658e-04
625 1.43587e+01 2.72287e-04
676 1.54297e+01 2.52806e-04
729 2.02775e+01 3.09822e-04
784 2.40794e+01 5.86850e-04
841 1.87958e+01 6.07594e-04
900 2.91767e+01 8.14847e-04
961 2.44264e+01 5.15149e-04
1024 2.46215e+01 7.58699e-04
1089 3.61267e+01 1.07609e-03
1156 3.20858e+01 6.84685e-04
1225 5.83467e+01 1.06225e-03
1296 4.23138e+01 1.06957e-03
1369 5.01770e+01 8.60001e-04
1444 6.15702e+01 1.16669e-03
1521 6.10294e+01 2.09635e-03
1600 8.62186e+01 1.73162e-03
Table 