Formula: n(n+1)(2n+1)/6 = 50*51*101/6 = 42925

Same formula: (theres a typo should be 301 not 278): 301*302*603/6=9135651

Sum 50-301 of squares:

51^2 + 52^2 ...301^2= 9135651-42925= 9092726

Secure Information

Content will be erased after question is completed.

Enter the email address associated with your account, and we will email you a link to reset your password.

Forgot your password?

Sign Up