trys

var grid = [ 08,02,22,97,38,15,00,40,00,75,04,05,07,78,52,12,50,77,91,08,49,49,99,40,17,81,18,57,60,87,17,40,98,43,69,48,04,56,62,00,81,49,31,73,55,79,14,29,93,71,40,67,53,88,30,03,49,13,36,65,52,70,95,23,04,60,11,42,69,24,68,56,01,32,56,71,37,02,36,91,22,31,16,71,51,67,63,89,41,92,36,54,22,40,40,28,66,33,13,80,24,47,32,60,99,03,45,02,44,75,33,53,78,36,84,20,35,17,12,50,32,98,81,28,64,23,67,10,26,38,40,67,59,54,70,66,18,38,64,70,67,26,20,68,02,62,12,20,95,63,94,39,63,08,40,91,66,49,94,21,24,55,58,05,66,73,99,26,97,17,78,78,96,83,14,88,34,89,63,72,21,36,23,09,75,00,76,44,20,45,35,14,00,61,33,97,34,31,33,95,78,17,53,28,22,75,31,67,15,94,03,80,04,62,16,14,09,53,56,92,16,39,05,42,96,35,31,47,55,58,88,24,00,17,54,24,36,29,85,57,86,56,00,48,35,71,89,07,05,44,44,37,44,60,21,58,51,54,17,58,19,80,81,68,05,94,47,69,28,73,92,13,86,52,17,77,04,89,55,40,04,52,08,83,97,35,99,16,07,97,57,32,16,26,26,79,33,27,98,66,88,36,68,87,57,62,20,72,03,46,33,67,46,55,12,32,63,93,53,69,04,42,16,73,38,25,39,11,24,94,72,18,08,46,29,32,40,

trys

var primeFlag = false,
    result = 5;

for ( var i = 0; i <= 2000000; i++ ) {

    primeFlag = false;
    
    for ( var j = 2; j <= Math.sqrt( i ); j++ ) {

        if ( i % j === 0 ) {

trys

for ( var a = 1; a < 333; a++ ) {

    var c = 999;
    
    for ( var b = a; b < 666 && b < c; b++ ) {
        
        c = 1000 - a - b;

        if ( ( a * a ) + ( b * b ) === ( c * c ) ) {
            document.write( a * b * c );

trys

var series = '7316717653133062491922511967442657474235534919493496983520312774506326239578318016984801869478851843858615607891129494954595017379583319528532088055111254069874715852386305071569329096329522744304355766896648950445244523161731856403098711121722383113622298934233803081353362766142828064444866452387493035890729629049156044077239071381051585930796086670172427121883998797908792274921901699720888093776657273330010533678812202354218097512545405947522435258490771167055601360483958644670632441572215539753697817977846174064955149290862569321978468622482839722413756570560574902614079729686524145351004748216637048440319989000889524345065854122758866688116427171479924442928230863465674813919123162824586178664583591245665294765456828489128831426076900422421902267105562632111110937054421750694165896040807198403850962455444362981230987879927244284909188845801561660979191338754992005240636899125607176060588611646710940507754100225698315520005593572972571636269561882670428252483600823257530420752963450',
    ser

trys

var resultCounter = 2,
    primeFlag = false,
    result = 0;
    prime = 1;

for ( var i = 0; resultCounter < 10001; i++ ) {

    primeFlag = false;
    
    for ( var j = 2; j <= Math.sqrt( i ); j++ ) {

trys

var sums = 0,
    smallest = 1,
    largest = 100,
    sumOfSquares = 0,
    squareOfSums = 0;

for ( i = smallest; i <= largest; i++ ) {
    sumOfSquares += i * i;
}

trys

var test = 20,
    largest = 1,
    divisibleFlag;

for ( var t = 20; t > 0; t-- ) {
    largest = largest * t;
}

for ( var i = 20; i <= largest; i += 20 ) {

trys

for ( $i = 998001; $i >= 10000; $i-- ) {
    
    // Cast as string and calculate length;
    $test = (string) $i;
    $length = strlen( $test );

    // Check if we have a the first part of a palindromical number
    if ( ! ( $test[0] === $test[ $length - 1 ] && $test[1] === $test[ $length - 2 ] ) )
        continue;
        

trys

$factors = array();

$t = 600851475143;

for ( $d = 3; $d < 8462696833; $d++ ) {
    $calc = $t / $d;
    if ( in_array( $calc, $factors ) ) {
        break;
    }

trys

var result = 0,
    holding = 0;
    previous = 1,
    fibonacci = 1;

while ( fibonacci <= 4000000 ) {

    holding = fibonacci;
    fibonacci += previous;