elaijuh
/ hashtable_sizes.c
Created
November 3, 2024 15:42
— forked from contivero/hashtable_sizes.c
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, |