11 is one.
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7 and any multiple of 7 Any multiples of 7 that differ by 7
odd multiples of 7 are odd numbers.. like 7*1, 7*3,7*5..
There are an infinite number of odd numbers that are divisible by 7. You can calculate an infinite number of odd numbers that are divisible by 7 by multiplying 7 by odd numbers. There are an infinite number of odd numbers. 7 x 1 = 7 7 x 3 = 21 7 x 5 = 3 7 x 7 = 49 7 x 9 = 63 7 x 11 = 77 7 x 13 = 91 7 x 15 = 105 7 x 17 = 119
from 7 to 19 the prime numbers are 11, 13, and 17
You cannot have 7 odd numbers that will sum to 30.