5 5 5 5 a + b + c + d
a^5 + b^5 + c^5 + d^5
5 5 5 5 a + b + c + d
a^5 + b^5 + c^5 + d^5
5 5 5 5 a + b + c + d
a^5 + b^5 + c^5 + d^5
5 5 5 5 a + b + c + d
a^5 + b^5 + c^5 + d^5
5 5 5 5 a + b + c + d
a^5 + b^5 + c^5 + d^5
5 5 5 5 a + b + c + d
a^5 + b^5 + c^5 + d^5
5 5 5 5 a + b + c + d
a^5 + b^5 + c^5 + d^5