function sequences(input) {
  const numbersArr = [];

  for (const array of input) {
    const numbers = JSON.parse(array).sort((a, b) => b - a);
    numbersArr.push(numbers);
  }

  const uniqueNumbers = uniqueArrays(numbersArr).sort((a,b) => a.length - b.length);

  uniqueNumbers.forEach(array => {
    console.log(`[${array.join(', ')}]`);
  });

  function uniqueArrays(arrays) {
    const stringifyArrays = arrays.map(x => JSON.stringify(x));
    const uniqueArrays = Array.from(new Set(stringifyArrays), JSON.parse);
    return uniqueArrays;
  }
}