Square triangular number

Square triangular number

In mathematics, a square triangular number (or triangular square number) is a number which is both a triangular number and a perfect square. There are infinitely many square triangular numbers; the first few are: 0, 1, 36, 1225, 41616, 1413721, 48024900, 1631432881, 55420693056, 1882672131025 (sequence in the OEIS)

Comment
enIn mathematics, a square triangular number (or triangular square number) is a number which is both a triangular number and a perfect square. There are infinitely many square triangular numbers; the first few are: 0, 1, 36, 1225, 41616, 1413721, 48024900, 1631432881, 55420693056, 1882672131025 (sequence in the OEIS)
Depiction
Square triangular number 36.svg
Has abstract
enIn mathematics, a square triangular number (or triangular square number) is a number which is both a triangular number and a perfect square. There are infinitely many square triangular numbers; the first few are: 0, 1, 36, 1225, 41616, 1413721, 48024900, 1631432881, 55420693056, 1882672131025 (sequence in the OEIS)
Hypernym
Number
Is primary topic of
Square triangular number
Label
enSquare triangular number
Link from a Wikipage to an external page
opinionator.blogs.nytimes.com/2012/01/04/remembering-michael-dummett/
www.cut-the-knot.org/do_you_know/triSquare.shtml
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Cannonball problem
Category:Figurate numbers
Category:Integer sequences
Continued fraction
Convergent (continued fraction)
Cut-the-knot
Diophantine equation
File:Square triangular number 36.svg
Generating function
If and only if
Infinity
Leonhard Euler
Mathematics
OEIS
Pell's equation
Pell equation
Pell number
Recurrence relation
Sixth power
Square number
Square root of 2
Triangular number
SameAs
Driehoekskwadraatgetal
Háromszögű négyzetszámok
Kare-üçgensel sayı
Kvadrattriangulärt tal
m.025v4q
Nombre carré triangulaire
Număr triunghiular și pătratic
Número cuadrado triangular
Numero quadrato triangolare
oS1W
Q1885380
Số chính phương tam giác
Square triangular number
Trikotniško kvadratno število
Квадратное треугольное число
Квадратні трикутні числа
מספר משולשי ריבועי
عدد مثلثي تربيعي
சதுர முக்கோண எண்
三角平方數
平方三角数
Subject
Category:Figurate numbers
Category:Integer sequences
Thumbnail
Square triangular number 36.svg?width=300
Title
enSquare Triangular Number
Urlname
enSquareTriangularNumber
WasDerivedFrom
Square triangular number?oldid=1121041830&ns=0
WikiPageLength
13470
Wikipage page ID
416823
Wikipage revision ID
1121041830
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