MathCastle
Proof Writing & Problem SolvingSuperchallenge

Proof Writing & Problem Solving · Superchallenge problem

For how many integers nn with 1≤n≤10001 \le n \le 1000 is n3+(n+1)3+(n+2)3n^3 + (n + 1)^3 + (n + 2)^3 divisible by 8181?

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