the equation is
@N means N^N + N^(N+1) + N^(N+2) + … + N^(N+9)
Find the sum of digits in @321
so i made a little program that first calculate @N
$n = 321;
$res = 0;
for($i=0;$i<10;$i++){
$res = $res + bcpow($n,$n+$i);
}
echo $res;
so why the result is infinity ?