hard Set 61 Logic Puzzle

Hard Sequence Pattern #61

Title
Hard Sequence Pattern #61
SequenceType
seq-mixed
DisplaySequence
  • 3
  • _
  • 8
  • 19
  • _
  • 21
  • 18
  • _
  • 23
  • 25
FullSequence
  • 3
  • 17
  • 8
  • 19
  • 13
  • 21
  • 18
  • 23
  • 23
  • 25
BlankPositions
  • 1
  • 4
  • 7
Answers
  • 17
  • 13
  • 23
Rule
Two interleaved arithmetic sequences
Question
Find the 3 missing terms in the sequence: 3, _, 8, 19, _, 21, 18, _, 23, 25
SequenceLength
10
Hint
Look at every other term separately.