how can you use php to cycle out 120 possibilities if you group the numbers of one, two, three, three, four, five, five, six?
for example:
/ / 123 124 125 126
/ / 132 134 135 136
/ / 142 143 145 146
/ / 152153154156
/ / 162.163.164.165
/ / 213214215216
/ / 231.234.235.236
. Wait