Square Triangular Number Calculator
Calculates the square triangular number for entered non-negative real number (k)
Square-triangular-number or triangular-square-number is a number which is both a triangular number and a perfect square
The formula used :
(NK) = (1/32) × ( (17+12√2)k + (17−12√2) )k − 2 )
Square Triangular Number (Nk) values for Real Number(k) between 0 and 10 as follows
| 0 | 0 |
| 1 | 1 |
| 2 | 36 |
| 3 | 1225 |
| 4 | 41616 |
| 5 | 1413721 |
| 6 | 48024900 |
| 7 | 1631432881 |
| 8 | 55420693056 |
| 9 | 1882672131025 |
| 10 | 63955431761796 |