Find out the next two numbers in the series.
12, 440, 15,521,18,_,_,..............
Answer
12, 440, 15 ,521, 18,_,_,..............
440 = Reverse(12 * 12) -1 =441 -1
521 = Reverse(15 * 15) -1 =522 -1
Reverse(18 * 18) -1 =423 -1 = 422
12, 15 , 18 ,.......... Next number 21
12, 440, 15,521,18, 422,21,..............
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