142_(number)

142 (number)

142 (number)

Natural number

142 (one hundred [and] forty-two) is the natural number following 141 and preceding 143.

Quick Facts ← 141 142 143 →, Cardinal ...

In mathematics

There are 142 connected functional graphs on four labeled vertices,[1] 142 planar graphs with 6 unlabeled vertices,[2] and 142 partial involutions on five elements.[3]

See also

References

  1. [1]
    Sloane, N. J. A. (ed.). "Sequence A001865 (Number of connected functions on n labeled nodes)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
  2. [2]
    Sloane, N. J. A. (ed.). "Sequence A005470 (Number of unlabeled planar simple graphs with n nodes)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
  3. [3]
    Sloane, N. J. A. (ed.). "Sequence A005425". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
Share this article:

This article uses material from the Wikipedia article 142_(number), and is written by contributors. Text is available under a CC BY-SA 4.0 International License; additional terms may apply. Images, videos and audio are available under their respective licenses.