C:\test>lookup64 -N=150e6

16536075677023473182 @ 171436696
...
6917323807836132563 @ 155785214
4887574662696880337 @ 47194064
9190776599876911997 @ 197069741
5378457539553008893 @ 15322593
6479208648984222734 @ 29944101
7965142717433510515 @ 185179020
1980553766129900057 @ 1573360
4821546746934524968 @ 179443020
Inserting 150e6 U64s took 38.428204060 seconds
4821546746934524968
4821546746934524968 @ 179443020 in 0.000000000 s
1980553766129900057
1980553766129900057 @ 1573360 in 0.000020027 s
6479208648984222734
6479208648984222734 @ 29944101 in 0.000023127 s
4887574662696880337
4887574662696880337 @ 47194064 in 0.000015020 s
1
1 @ 0 in 0.000015974 s
5
5 @ 0 in 0.000000000 s
12345
12345 @ 0 in 0.000018120 s
1234567890987654321
1234567890987654321 @ 0 in 0.000018835 s
16536075677023473182
16536075677023473182 @ 171436696 in 0.000000000 s