medium Set 24 Logic Puzzle

Medium Sequence Pattern #24

Title
Medium Sequence Pattern #24
SequenceType
seq-visual
DisplaySequence
  • 1 block
  • 3 blocks
  • 6 blocks
  • _
  • _
  • 21 blocks
  • 28 blocks
  • 36 blocks
FullSequence
  • 1 block
  • 3 blocks
  • 6 blocks
  • 10 blocks
  • 15 blocks
  • 21 blocks
  • 28 blocks
  • 36 blocks
BlankPositions
  • 3
  • 4
Answers
  • 10 blocks
  • 15 blocks
Rule
Staircase block patterns
Question
Find the 2 missing terms in the sequence: 1 block, 3 blocks, 6 blocks, _, _, 21 blocks, 28 blocks, 36 blocks
SequenceLength
8
Hint
Count how many are added each time.