# 26 digits of E= 2.71828 18284 59045 23536 02874
# 80-bit exp(1)= 2.7182818284590452354
# p N = 2**p kind E (seq) time(seq) E (par) time(par)
1 2 10 2.250000000000000000000 0.178814E-04 2.250000000000000000000 0.131719E-02
2 4 10 2.441406250000000000000 0.229850E-05 2.441406250000000000000 0.565127E-04
3 8 10 2.565784513950347900391 0.177696E-05 2.565784513950347900391 0.623837E-04
4 16 10 2.637928497366599858709 0.149384E-05 2.637928497366599858709 0.630394E-04
5 32 10 2.676990129378182684764 0.159815E-05 2.676990129378182684981 0.665300E-04
6 64 10 2.697344952565098855643 0.165775E-05 2.697344952565098855643 0.694506E-04
7 128 10 2.707739019688020492161 0.172853E-05 2.707739019688020492595 0.624806E-04
8 256 10 2.712991624253434333036 0.197813E-05 2.712991624253434330217 0.719391E-04
9 512 10 2.715632000168991168169 0.259653E-05 2.715632000168991169904 0.630394E-04
10 1024 10 2.716955729466435544208 0.346079E-05 2.716955729466435515802 0.617281E-04
11 2048 10 2.717618482336879757837 0.576302E-05 2.717618482336879748729 0.671744E-04
12 4096 10 2.717950081189665871269 0.100546E-04 2.717950081189665870836 0.743158E-04
13 8192 10 2.718115936265797090128 0.187084E-04 2.718115936265797063240 0.692941E-04
14 16384 10 2.718198877721970670596 0.359081E-04 2.718198877721970676017 0.684224E-04
15 32768 10 2.718240351930293943186 0.704229E-04 2.718240351930293903504 0.658110E-04
16 65536 10 2.718261089904603430064 0.139426E-03 2.718261089904603519619 0.708401E-04
17 131072 10 2.718271459109306170373 0.280876E-03 2.718271459109306266216 0.710599E-04
18 262144 10 2.718276643766045965389 0.553306E-03 2.718276643766046000300 0.837818E-04
19 524288 10 2.718279236108013141365 0.111558E-02 2.718279236108013219428 0.106689E-03
20 1048576 10 2.718280532282396170672 0.222179E-02 2.718280532282396662683 0.149604E-03
21 2097152 10 2.718281180370437299541 0.443958E-02 2.718281180370436713204 0.247207E-03
22 4194304 10 2.718281504414670388852 0.985372E-02 2.718281504414671675366 0.419982E-03
23 8388608 10 2.718281666436840156775 0.177062E-01 2.718281666436841705233 0.826161E-03
24 16777216 10 2.718281747447938371002 0.354085E-01 2.718281747447936597464 0.152870E-02
25 33554432 10 2.718281787953490196861 0.710320E-01 2.718281787953486030706 0.304077E-02
26 67108864 10 2.718281808206267497136 0.141876E+00 2.718281808206273183343 0.600554E-02
27 134217728 10 2.718281818332655904412 0.284999E+00 2.718281818332655649841 0.119232E-01
28 268435456 10 2.718281823395850805951 0.570127E+00 2.718281823395849914737 0.709320E-01
29 536870912 10 2.718281825927449666617 0.115939E+01 2.718281825927459087683 0.905908E-01
30 1073741824 10 2.718281827193247944009 0.227946E+01 2.718281827193231951594 0.280612E+00
31 2147483648 10 2.718281827826147015051 0.456546E+01 2.718281827826120101033 0.324499E+00
32 4294967296 10 2.718281828142598594185 0.911217E+01 2.718281828142665117361 0.492781E+00
33 8589934592 10 2.718281828300825810237 0.182328E+02 2.718281828300841079056 0.106133E+01
34 17179869184 10 2.718281828379933900974 0.364560E+02 2.718281828379934292155 0.154480E+01
35 34359738368 10 2.718281828419490948282 0.729073E+02 2.718281828419494094854 0.311043E+01
36 68719476736 10 2.718281828439266371768 0.145850E+03 2.718281828439254379842 0.641027E+01