BRENTFACTORS[1021]:=[ ,,,,,,,,,,,,,,,, [ 41661857431457 ],, 
  [ 60339634963847660381 ],,,, [ 48094110033503442048627265301 ],,,,,, 
  [ 133780586663, 8235372305789, 26426005822147, 35239939864258210999 ],, 
  [ 8201951303649416870957601564497, 
      31086570497085839768887629832362671906395570991807119 ],,,,,, 
  [ 5182133243138748200999342017933501, 
      948878612339012965582816259622477560219574637076650273368260394300539 ],
  ,,,,, [ 1200794976683, 56523700007191, 251051120424029, 507135827696204611, 
      748253053619439017080298369, 11768458457465325965653261580063713 ],,,, 
  [ 1344019185737, 81735244250874515477259829 ],,,,,, 
  [ 757837048112197, 84355385723811631159, 13071378448477343254363 ],,,,,, 
  [ 348422112678281, 1072016277544001, 2450881013411358378414121 ],,,,,,,, 
  [ 77917968251 ],,,, [ 1042988198284547, 5267067480893868689617 ],,,,,,,, 
  [ 38932974960958312555918363303 ],,,, [ 47116776513219877 ],,,,,, 
  [ 2612847712297 ],,,,,,,, [ 123194640498863136685439 ],,,, 
  [ 1018089339873729237383 ],, [ 8450337649373410573 ],,,, 
  [ 14402370240198454880612088937 ],,,,,,,,,,,,,,,,,,,,,,,, 
  [ 487282176531134839170240826787 ],,,,,,,, 
  [ 516097869647, 529761760683709, 15154728128053282868279412289, 
      53897585817626898893286870307 ],,,,,,,,,,,, [ 29476451684731559 ],,,,,,,
  ,,,,, [ 3664406958293 ],,,, [ 3710012549 ],,,,,,,,,,,,,, [ 7636876507367 ],,
  ,,,,,,,,,,,,,,,,,,,,,,,,,,,, [ 3817377748139344507 ],,,,,,,,,,,,,,,, 
  [ 596198349473087 ] ];
