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December 28, 2015 11:07
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prime hashtable sizes
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/* Values tested with haskell's isPrime function from the arithmoi-0.4.1.3 library */ | |
unsigned long tablesize[] = { /* from highest 8-bit prime to highest 58-bit prime */ | |
509, 1021, 2039, 4093, 8191, 16381, 32749, 65521, 131071, 262139, 524287, | |
1048573, 2097143, 4194301, 8388593 , 16777213 , 33554393 , 67108859 , | |
134217689, 268435399, 536870909, 1073741789, 2147483647, 4294967291, | |
8589934583, 17179869143, 34359738337, 68719476731, 137438953447, | |
274877906899, 549755813881, 1099511627689, 2199023255531, 4398046511093, | |
8796093022151, 17592186044399, 35184372088777, 70368744177643, | |
140737488355213, 281474976710597, 562949953421231, 1125899906842597, | |
2251799813685119, 4503599627370449, 9007199254740881, 4503599627370449, | |
18014398509481951, 36028797018963913, 72057594037927931, | |
144115188075855859, 288230376151711717, 576460752303423433 | |
}; |
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