To form the next term: --- triple the previous term --- and subtract three
69 69 sixty-nine
69
You can see that the difference between adjacent numbers is 9, so the numbers are 6, 15, 24, 33, 42, 51, 60, 69, 78, 87 and 87 is the tenth number in the pattern
There are infinitely many possible rules for the pattern. One such is Un = (56n5 - 993n4 + 6526n3 - 19419n2 + 25902n - 12048)/24 for n = 1, 2, 3, ...
24 * 69 = 1,656
No, 69 is not a square number.
The GCF is 3.
69
69
126 -- 32 -- 81 -- 24 -- 18 -- 45 -- 69 32 is the only member of this group that is not divisible by 3.
There are 24 hours in 1 day so in 69 days there are 24 * 69 = 1656 hours
The greatest common factor of 24 and 69 is 3.