-
regular heptagon.
Apart from the
heptagonal prism and
heptagonal antiprism, no
convex polyhedron made
entirely out of
regular polygons contains a
heptagon as...
- A
heptagonal number is a
figurate number that is
constructed by
combining heptagons with
ascending size. The n-th
heptagonal number is
given by the formula...
- In geometry, the
heptagonal prism is a
prism with
heptagonal base. This
polyhedron has 9
faces (2
bases and 7 sides), 21 edges, and 14 vertices. The area...
- all
other dots
surrounding the
center dot in
successive heptagonal layers. The
centered heptagonal number for n is
given by the
formula 7n2−7n+22{\displaystyle...
- of the
regular heptagon. All
heptagonal triangles are
similar (have the same shape), and so they are
collectively known as the
heptagonal triangle. Its...
- odd-indexed
Fibonacci number, 34 is a
Markov number. 34 is also the
fourth heptagonal number, and the
first non-trivial
centered hendecagonal (11-gonal) number...
-
integers 196 to 210 and sum of the
integers 211 to 224 3046 –
centered heptagonal number 3052 –
decagonal number 3059 –
centered cube
number 3061 – prime...
- 105 and
preceding 107. 106 is a
centered pentagonal number, a
centered heptagonal number, and a
regular 19-gonal number.
There are 106
mathematical trees...
- φ(5186) = 2592 5187 – φ(5187) = 2592 5188 – φ(5189) = 2592,
centered heptagonal number 5189 – super-prime 5209 -
largest minimal prime in base 6 5226...
- vertices. A
heptagonal antiprismatic prism or
heptagonal antiduoprism is a
convex uniform 4-polytope. It is
formed as two
parallel heptagonal antiprisms...
