This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A051517 Triangles of perimeter 2n having integer sides and area. 0
 0, 0, 0, 0, 0, 1, 0, 1, 1, 0, 0, 1, 0, 0, 1, 2, 0, 4, 0, 1, 2, 1, 0, 3, 2, 0, 4, 1, 0, 3, 0, 5, 1, 1, 2, 5, 0, 1, 1, 4, 0, 8, 0, 1, 5, 0, 0, 5, 6, 5, 0, 2, 0, 12, 1, 6, 1, 0, 0, 5, 0, 0, 4, 9, 1, 9, 0, 2, 0, 5, 0, 11, 0, 0, 8, 2, 3, 5, 0, 7, 12, 1, 0, 10, 1, 1, 1, 7, 0, 10, 3, 0, 2, 0, 2, 15, 0, 14, 5, 10, 0, 5, 0, 5, 11, 0, 0 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,16 COMMENTS No such triangles with odd perimeter exist. LINKS CROSSREFS Sequence in context: A102392 A227311 A178515 * A289359 A053118 A279228 Adjacent sequences:  A051514 A051515 A051516 * A051518 A051519 A051520 KEYWORD nonn AUTHOR STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified November 15 15:59 EST 2018. Contains 317239 sequences. (Running on oeis4.)