hard Set 69 Logic Puzzle

Hard Sequence Pattern #69

Title
Hard Sequence Pattern #69
SequenceType
seq-numbers
DisplaySequence
  • 17
  • _
  • 31
  • 38
  • _
  • 52
  • 59
  • _
  • 73
  • 80
FullSequence
  • 17
  • 24
  • 31
  • 38
  • 45
  • 52
  • 59
  • 66
  • 73
  • 80
BlankPositions
  • 1
  • 4
  • 7
Answers
  • 24
  • 45
  • 66
Rule
Add 7 each time (start at 17)
Question
Find the 3 missing terms in the sequence: 17, _, 31, 38, _, 52, 59, _, 73, 80
SequenceLength
10
Hint
Look at the difference between each consecutive pair.