jasen 4 Report post Posted August 17, 2016 (edited) Find next 2 numbers 24,60,210,504,1716,2730,...,... Edited August 17, 2016 by jasen Quote Share this post Link to post Share on other sites
0 Thalia 64 Report post Posted August 20, 2016 Spoiler 5814, 7980 List prime numbers. Multiply by next two higher numbers. 2.3.4 3.4.5 5.6.7 . . . 17.18.19 19.20.21 Quote Share this post Link to post Share on other sites
0 rocdocmac 9 Report post Posted August 17, 2016 24, 60, 210, 504, 1716, 2730, 4542, 6738 (??) Quote Share this post Link to post Share on other sites
0 rocdocmac 9 Report post Posted August 18, 2016 Maybe a wrong answer, but possibly a valid solution! Two "split" series: (1) 24, 210, 1716 , 4542, ...., and (2) 60, 504, 2730, 6738, ... if we consider two polynomial series: 1st: y = 660x^2 - 1794x + 1158 2nd: y = 891x^2 - 2229x +1398 Far fetched? Quote Share this post Link to post Share on other sites
0 jas 0 Report post Posted August 18, 2016 (edited) The series 33-3=24 43-4=60 . 63-6=210 83-8=504 123-12=1716 143-14=2730 243-24=13800 223-22=10626 4,8,14,22-series--4=12+3 8=22+4 14=32+5 22=42+6 3,6,12,24----with common ratio 2 The series 33-3=24 43-4=60 . 63-6=210 83-8=504 123-12=1716 143-14=2730 243-24=13800 223-22=10626 1st series 4,8,14,22-series 4=12+3 8=22+4 14=32+5 22=42+6 2nd series 3,6,12,24----with common ratio 2 Edited August 18, 2016 by jas Quote Share this post Link to post Share on other sites
0 jasen 4 Report post Posted August 19, 2016 1st clue : Prime numbers. Quote Share this post Link to post Share on other sites
-1 jasen 4 Report post Posted August 17, 2016 Just now, rocdocmac said: 24, 60, 210, 504, 1716, 2730, 4542, 6738 (??) wrong. Quote Share this post Link to post Share on other sites
Find next 2 numbers
24,60,210,504,1716,2730,...,...
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