login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A335015
Smallest side lengths of equable Heronian triangles (with multiplicity).
2
5, 6, 6, 7, 9
(
list
;
graph
;
refs
;
listen
;
history
;
text
;
internal format
)
OFFSET
1,1
COMMENTS
Equable Heronian triangles are triangles with integer-sides, integer area and whose area is equal to their perimeter. There are exactly five, [5,12,13], [6,8,10], [6,25,29], [7,15,20], [9,10,17].
LINKS
Table of n, a(n) for n=1..5.
Eric Weisstein's World of Mathematics,
Heronian Triangle
Wikipedia,
Heronian triangle
Wikipedia,
Integer Triangle
CROSSREFS
Cf.
A098030
(areas/perimeters),
A335013
(middle side lengths), this sequence (smallest side lengths),
A335016
(largest side lengths).
Sequence in context:
A120206
A120198
A157729
*
A195875
A205852
A028314
Adjacent sequences:
A335012
A335013
A335014
*
A335016
A335017
A335018
KEYWORD
nonn
,
fini
,
full
AUTHOR
Wesley Ivan Hurt
, May 19 2020
STATUS
approved
Lookup
|
Welcome
|
Wiki
|
Register
|
Music
|
Plot 2
|
Demos
|
Index
|
Browse
|
More
|
WebCam
Contribute new seq. or comment
|
Format
|
Style Sheet
|
Transforms
|
Superseeker
|
Recents
The OEIS Community
| Maintained by
The OEIS Foundation Inc.
License Agreements, Terms of Use, Privacy Policy.
.
Last modified August 14 18:32 EDT 2024. Contains 375166 sequences. (Running on oeis4.)