medium Set 40 Logic Puzzle

Medium Sequence Pattern #40

Title
Medium Sequence Pattern #40
SequenceType
seq-arithmetic
DisplaySequence
  • 1
  • -2
  • -5
  • _
  • _
  • -14
  • -17
  • -20
FullSequence
  • 1
  • -2
  • -5
  • -8
  • -11
  • -14
  • -17
  • -20
BlankPositions
  • 3
  • 4
Answers
  • -8
  • -11
Rule
Subtract 3 each time (start at 1)
Question
Find the 2 missing terms in the sequence: 1, -2, -5, _, _, -14, -17, -20
SequenceLength
8
Hint
Look at the difference between each consecutive pair.