Rosetta Code: Hailstone sequence

**I have the expected result when I test solution in any browser or editor but when I test it within the FreeCode Camp I can’t pass the Test and after the first run it gives incorrect result
Expected Result: [[27,82,41,124…8,4,2,1], [351, 77031]]
**

**function hailstoneSequence() {
//find longest hailstone sequence
let firstPart = seqNum(27);

for (var n, max = 0, i = 100000; --i;) {
var seq = seqNum(i), sLen = seq.length;
if (sLen > max) {
n = i;
max = sLen;
}
}

return [firstPart, [max,n]];
}

//first part return seq arr
function seqNum(num) {
var seq = [num];
while (num > 1) {
let check = num % 2;
if (check == 0) {
num = num / 2;
seq.push(num);
} else {
num = (num * 3) + 1;
seq.push(num);
}
}
return seq;
}

console.log(hailstoneSequence())

**


function hailstoneSequence() {
 //find longest hailstone sequence 
 let firstPart = seqNum(27);

for (var n, max = 0, i = 100000; --i;) {
   var seq = seqNum(i), sLen = seq.length;
       if (sLen > max) {
       n = i;
       max = sLen;
   }
}


return [firstPart, [max,n]];
}

//first part return seq arr
function seqNum(num) {
 var seq = [num];
 while (num > 1) {
   let check = num % 2;
   if (check == 0) {
     num = num / 2;
     seq.push(num);
   } else {
     num = (num * 3) + 1;
     seq.push(num);
   }
 }
 return seq;
}


console.log(hailstoneSequence())


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Challenge: Hailstone sequence

Link to the challenge:
https://www.freecodecamp.org/learn/coding-interview-prep/rosetta-code/hailstone-sequence

your function returns

[ [ 27,
    82,
    41,
    124,
    62,
    31,
    94,
    47,
    142,
    71,
    214,
    107,
    322,
    161,
    484,
    242,
    121,
    364,
    182,
    91,
    274,
    137,
    412,
    206,
    103,
    310,
    155,
    466,
    233,
    700,
    350,
    175,
    526,
    263,
    790,
    395,
    1186,
    593,
    1780,
    890,
    445,
    1336,
    668,
    334,
    167,
    502,
    251,
    754,
    377,
    1132,
    566,
    283,
    850,
    425,
    1276,
    638,
    319,
    958,
    479,
    1438,
    719,
    2158,
    1079,
    3238,
    1619,
    4858,
    2429,
    7288,
    3644,
    1822,
    911,
    2734,
    1367,
    4102,
    2051,
    6154,
    3077,
    9232,
    4616,
    2308,
    1154,
    577,
    1732,
    866,
    433,
    1300,
    650,
    325,
    976,
    488,
    244,
    122,
    61,
    184,
    92,
    46,
    23,
    70,
    35,
    106,
    53,
    160,
    80,
    40,
    20,
    10,
    5,
    16,
    8,
    4,
    2,
    1 ],
  [ 351, 77031 ] ]

these are the correct numbers, but for the first sub-array, you need just to keep the first 4 and the last 4 numbers to pass the tests (length of subarray should be 8).
If you think the challenge description doesn’t say this with enough clarity, you can open a bug report.

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