Centered triangular number
Centered triangular number A centered triangular number is a centered figurate number ...
http://en.wikipedia.org/wiki/Centered_triangular_number - 2k - Cached - Similar pages

Centered triangular number   (translated from Italian)
Centered triangular number This article is only a first draft ... you see the relative one category One centered triangular number it is one figured number ...
http://it.wikipedia.org/wiki/Numero_triangolare_centrato - 2k - Cached (Italian) - Wikipedia (Italian) - Similar pages

A centered triangular number   (translated from French)
A centered triangular number This article is one outline to supplement ... your knowledge by modifying it. One a centered triangular number is one numbers appeared centered ...
http://fr.wikipedia.org/wiki/Nombre_triangulaire_centré - 2k - Cached (French) - Wikipedia (French) - Similar pages

Centered number
Centered number Centred numbers are class of series of ... surrounded by polygonal layers with a constant number of sides. Each side of a polygonal ... second polygonal layer each layer of a centered k-gonal number contains k more points than the ...
http://en.wikipedia.org/wiki/Centered_number - 3k - Cached - Similar pages

Triangular number
Triangular number A triangular number is a number that can be arranged in the ...
http://en.wikipedia.org/wiki/Triangular_number - 6k - Cached - Similar pages

Centered number   (translated from Italian)
Centered number This article is only a first draft ... centers them. These series are: i numeri triangular it centers to you : 1, 4, 10 ... 61... etc... The general formula ofn- esimo number l- gonale centered it is: $\{l\; ñ2\; +\; l\; ...$
http://it.wikipedia.org/wiki/Numero_centrato - 1k - Cached (Italian) - Wikipedia (Italian) - Similar pages

Triangular number   (translated from Italian)
Triangular number This article is only a first draft ... you see the relative one category One triangular number it is one figured number poligonale that it represents one triangle, ...
http://it.wikipedia.org/wiki/Numero_triangolare - 4k - Cached (Italian) - Wikipedia (Italian) - Similar pages

A triangular number   (translated from French)
A triangular number One a triangular number is one nombre which can be represented ... First terms of the continuation of the triangular numbers (A000217 in encyclopédie electronic of ...
http://fr.wikipedia.org/wiki/Nombre_triangulaire - 6k - Cached (French) - Wikipedia (French) - Similar pages

Centered decagonal number
Centered decagonal number A centered decagonal number is a centered figurate number that represents a decagon ...
http://en.wikipedia.org/wiki/Centered_decagonal_number - 2k - Cached - Similar pages

Centered nonagonal number
Centered nonagonal number A centered nonagonal number is a centered figurate number that represents a nonagon ...
http://en.wikipedia.org/wiki/Centered_nonagonal_number - 1k - Cached - Similar pages