Square Triangular Number Calculator

Real Number (k) =
 
Square Triangular Number (Nk) =

In mathematics, a triangular square number or square triangular number is both a triangular number and a perfect square.

Square triangular number formula:

Square Triangular Number (Nk) = (1/32) × ( (17+12√2)k + (17-12√2)k - 2 )
Where, k - Real Number

0, 1, 36, 1225, 41616, 1413721, 48024900, 1631432881, 55420693056, 1882672131025 are all Square triangular numbers.

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