Trigonometric Square Number Calculator

Number(k) =
 
Triangular square numbers (Nk) =

A triangular square number is a number that is both a triangular number and a square number. There are infinite triangular square numbers.

Serial number
Triangular square number
n
m
n+m
n-m
David Gale Problem
1
1
1
2
0
0=0
2
36
8
6
14
2
1+……+5=7+8
3
1225
49
35
84
14
1+……+34=36+……+49
4
41616
288
204
492
84
1+……+203=205+……+288
5
1413721
1681
1189
2870
192
1+……+1188=1190+……+1681

Trigonometric square number (Nk) = (1/32) × ( (17+12√2)k + (17−12√2)k − 2 )