16, 25, 34, 43, 52, 61, 70
Seven of them.
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108,117,126,135,144,153,162. 171, 180
1, 3, and 5.
108 117 126 135 144 153 and 162
In base 10, all numbers whose last digit is a 5 or a 0
They belong to a set of numbers whose first digit is 8. There are 720 such numbers and I regret that I do not have the patience to list them all.