188_(number)

188 (number)

188 (number)

Natural number

188 (one hundred [and] eighty-eight) is the natural number following 187 and preceding 189.

Quick Facts ← 187 188 189 →, Cardinal ...

In mathematics

There are 188 different four-element semigroups,[1] and 188 ways a chess queen can move from one corner of a board to the opposite corner by a path that always moves closer to its goal.[2] The sides and diagonals of a regular dodecagon form 188 equilateral triangles.[3]

In other fields

The number 188 figures prominently in the film The Parallel Street (1962) by German experimental film director Ferdinand Khittl [de]. The opening frame of the film is just an image of this number.[4]

See also

References

  1. [1]
    Sloane, N. J. A. (ed.). "Sequence A027851 (Number of nonisomorphic semigroups of order n)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
  2. [2]
    Sloane, N. J. A. (ed.). "Sequence A132595 (Number of ways to move a chess queen from the lower left corner to square (n,n), with the queen moving only up, right, or diagonally up-right)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
  3. [3]
    Sloane, N. J. A. (ed.). "Sequence A238822 (Number of equilateral triangles bounded by the sides and diagonals of a regular 3n-gon)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
  4. [4]
    Möller, Olaf (January–February 2012). "White Noise". Film Comment. 48 (1): 14–15. ProQuest 918706629.
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