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    (2, 5)-Harary Graph

    Image

    Notation

    C_5

    Basic properties

    vertex count | 5 edge count | 5 connected component count | 1

    Graph features

    Andrásfai | apex | arc-transitive | biconnected | bridgeless | cactus | Cayley graphs | chordless | chromatically unique | circulant | class 2 | claw-free | conference | connected | cycle | cycle complement | cyclic | determined by resistance | determined by spectrum | distance-regular | distance-transitive | edge-transitive | Eulerian | geodetic | Hamilton-decomposable | Hamiltonian | Harary | imperfect | LCF | line graphs | local | matchstick | Mycielski | nonempty | no perfect matching | outerplanar | Paley | planar | projective planar | pseudoforest | pseudotree | regular | self-complementary | simple | square-free | stacked prism | strongly regular | symmetric | traceable | triangle-free | two-regular | ungraceful | unicyclic | unit-distance | vertex-transitive | well covered | wreath

    Complement graph

    5-cycle graph

    Line graph

    5-cycle graph

    Graph degrees

    vertex degrees | 2 (5 vertices)

    Topological properties

    radius | 2 diameter | 2 girth | 5 vertex connectivity | 2 edge connectivity | 2

    Graph polynomials

    -((x - 2) (x^2 + x - 1)^2)

    x^4 y + 5 x^4 + 10 x^3 + 10 x^2 + 5 x + 1

    x^4 + x^3 + x^2 + x + y

    Coloring properties

    chromatic number | 2 edge chromatic number | 3

    Spectrum

    (1/2 (-1 - sqrt(5)))^2 (1/2 (-1 + sqrt(5)))^2 2^1

    Associated matrices

    (0 | 1 | 0 | 0 | 1 1 | 0 | 1 | 0 | 0 0 | 1 | 0 | 1 | 0 0 | 0 | 1 | 0 | 1 1 | 0 | 0 | 1 | 0)

    (1 | 1 | 0 | 0 | 0 1 | 0 | 1 | 0 | 0 0 | 0 | 1 | 1 | 0 0 | 0 | 0 | 1 | 1 0 | 1 | 0 | 0 | 1)

    Graph indices

    Hosoya index | 11 Kirchhoff index | 10 stability index | 2 Wiener index | 15

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