What is the next number in the series 31, 73, 141, 241, ??

Question

What is the next number in the series : 3, 24, 75, 175, 342, ?

Answer 1

using difference logic and then backtracking it,

Is it 385??

Comments

No that is not correct answer...

Answer 2

31 = 2^2 + 3^3
73 = 3^2 + 4^3
141 = 4^2 + 5^3
241 = 5^2 + 6^3

So next number is
6^2 + 7^3 = 379