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3.1.3 Initialization

After initialization, the H3 lookup table MUST contain the following data.

 Index

 Values

0

0x5e3f7c48

0x796a0d2b

0xbecd4e32

0x6f16159c

4

0x687312bc

0x12a6f30a

0x8fca2662

0x79b83d14

8

0x3fab3f30

0x984d6ca2

0x4df5fe6c

0x4acd3196

12

0x6245ad21

0x3a15e5ba

0x90db6499

0x05aacb6b

16

0x791cf724

0x504cd910

0x98093570

0x090392df

20

0xf193e5b8

0x42023c5b

0x80a95c6a

0x11e676be

24

0xc70f2117

0xeed4587f

0x6479e9bd

0x1b0c427c

28

0x410486ba

0x30f5b837

0xf957d307

0x1535f121

32

0xabe45e90

0x7a1ab8f0

0x1c6887e4

0x4170b7ba

36

0x8b491bed

0x5c920e73

0x1b1ed791

0x7a0ed482

40

0xcce86619

0x45dc7290

0x57e71362

0x2e24f01c

44

0x0a0637f3

0x0e8c5565

0x15944012

0x34f7eeea

48

0xbc628141

0x1e200874

0xe9244379

0x3e63aeca

52

0x7a3b3cce

0x73f8a245

0xd734e215

0x834fa434

56

0xf96a0904

0xfb39a424

0x0bfa963a

0x9b236ee2

60

0xa2131005

0x3eb70acf

0x2907bcd8

0x3f685f3a

64

0x3765fd37

0x1c1c34d2

0x03a95179

0x024be6c3

68

0x06128960

0x844e7490

0xe2b371a3

0x3382909c

72

0x3d519a77

0x90971ec9

0x6ea745e5

0x490b3a5c

76

0x7f3916f7

0xbc150351

0x241a7ba0

0xec93c2bb

80

0x6c7083aa

0xf3937751

0xe6aa1df1

0x129fc001

84

0xb90709b9

0x7e59a4fc

0x4509e58a

0x8a93ed43

88

0x6934ce62

0x8ec6af1a

0xf36581a9

0x53d01d93

92

0xb34eef69

0x08494a84

0x0f6dff34

0x74729aa3

96

0x48b5475f

0xb986dc84

0xd0424c8d

0xb72ad089

100

0x0adbbdb8

0x824fdbe8

0x99ad1058

0x98faec38

104

0xe746242b

0x2b7ee7fc

0x2e151fa7

0x6413270f

108

0x68ed7239

0x7729e2d3

0x5697b3a5

0x0b90a6c3

112

0xdf7cefcf

0xded46a48

0x46956888

0xb3bb6dc4

116

0xe987578f

0xf82e74b7

0xc8eeeba4

0xdd960ff9

120

0x482ed28d

0x4f343078

0x563ab8a4

0x3ec7aa0d

124

0x2481d448

0x5fe98704

0x5aafc580

0x841d81ec

128

0xae7fe8fd

0x6b31ccb6

0x911ebdd4

0x75f4703d

132

0xe6855a0f

0x6184b42e

0x147a4a95

0x39528e48

136

0xe975b416

0x3cba13d3

0x1e23e544

0xf7955286

140

0xa5f96b7f

0xaaa697aa

0x29e794e3

0x87628c09

144

0xfeebf5f1

0xf8b070cd

0xe361b627

0x8c7a8682

148

0x69cab331

0xca867ad1

0xd0151a96

0xfc19a6b9

152

0x6d7439e7

0x64cd62ac

0x4a650747

0x9ddbfa28

156

0x337c8bed

0xf12a6860

0x3767ffd3

0x13559ced

160

0x71ac2011

0xc11dc687

0x260b7105

0xc13bca0c

164

0xcd0af893

0x793b54e6

0x89d27fc3

0xc6bd1c88

168

0xe3337313

0x387bc671

0x61280de4

0x76941a36

172

0xaa52a2b9

0x6d7cb52c

0x18ff4d70

0x8987cf38

176

0x306e47ed

0xf7df8135

0x18a8e024

0xc9eb085f

180

0xc1a7c769

0xd5667a12

0x9c8be93a

0x028781b1

184

0x6213dada

0x07fef4f5

0x5e6bf91d

0x469ea798

188

0xb9654a37

0x1cb5e74e

0x525d502d

0xe805ec68

192

0xdd8c4320

0x7890848f

0x61e59c8e

0x1d99f9ef

196

0x25b60b20

0x2f198088

0xe01b6926

0xffa4917f

200

0xb2fa0f22

0xee8ac924

0x18a1c5a7

0xb76d8d7f

204

0x88ad5e0d

0x7b3fb12b

0xc8a91add

0x762a6f4e

208

0x056fad31

0xebecfab8

0xea54cd17

0x71f5af9f

212

0xfaececa1

0x08a52f4d

0xbb5efebe

0x5bcb04c2

216

0xcb2530b0

0x01bb862b

0xbb5d54f0

0x404deb4b

220

0x038658bd

0x09399005

0xddd862c8

0x8985776f

224

0xcfcfd717

0xbec756cb

0x52aecc5a

0x09ac3f62

228

0x62c1c6fb

0x76cc3221

0xcde6d028

0x844d9291

232

0xc143eeac

0x0ea5e772

0x8855456e

0xeb03a426

236

0x3398475d

0x73dc8107

0x681605d0

0xd18b6264

240

0x934e43eb

0x59e76d21

0xd3ce2b77

0x4ccfee1c

244

0x2f4af76d

0x8b12a309

0x849bb415

0xf45ad809

248

0xc7bccae7

0xac891c35

0x59db2274

0xbcd71393

252

0x2c9b1705

0xcb536a69

0xb2800f00

0x111313fc

The H3 lookup table is constant and so MUST NOT change at any time.

Note This data can be generated by setting the first 16 bytes of the table (that is, the first four 32-bit unsigned integers) to the MD4 hash of 16 bytes of zeros. Each successive 16 bytes of the table is the MD4 hash of the previous 16 bytes of the table. Implementing this procedure results in running the MD4 hash 64 times.