recursive: [1] 252 [1] 924 [1] 3432 [1] 12870 [1] 48620 [1] 184756 [1] 705432 elapsed elapsed elapsed elapsed elapsed elapsed elapsed 0.001 0.005 0.020 0.094 0.273 1.059 4.020 dynamic: [1] 9.054851e+58 [1] 1.029525e+119 [1] 1.351079e+179 [1] 1.880424e+239 [1] 2.702882e+299 [1] Inf elapsed elapsed elapsed elapsed elapsed elapsed 0.070 0.256 0.591 1.079 1.651 2.397