Centered Pentagonal Number

A centered pentagonal number is a centered figurate number that represents a pentagon with a dot in the center and all other dots surrounding the center in successive pentagonal layers. The centered pentagonal number for n is given by the formula

 

<< PreviousWord BrowserNext >>
sub replacement fertility
you're my best friend
cadre noir
hms dreadnought (1875)
hms dreadnought (1906)
krosno (disambiguation)
alkan
skinner v. oklahoma
bryn terfel
st. louis metrolink
de havilland canada dhc 6 twin otter
parker lewis can't lose
birmingham pride
stanley turrentine
li tie
andrew lewis
denise alexander
bbc singer of the world competition
flag of the league of arab states
built in inflation
bbc national orchestra of wales
tinicum township, pennsylvania
hsinchu county
holker street
ikon art gallery
pedroto
sanjeev bhaskar
harding lemay
craig brown (satirist)
brian lamb
crest toothpaste
jimmy carr
monosoupape engine
new york press
otmar freiherr von verschuer
omid djalili
jade (comics)
helen fielding
lesund fire
simon cumbers
real vs. nominal in economics
newport jazz festival
eddie kendricks
uss pike (ss 173)