4 is represented by 4 letters: four
20 may be represented by 20 letters: nineteen and two halves
35 by 35 - letters: square root of twelve hundred twenty five

Find more such self-defining expressions.
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(In reply to re: very limited computer finding by Charlie)

8 = two cubed          

91 = fifth root of six billion two hundred forty million three hundred twenty-one thousand four hundred fifty-one

15 = one half of thirty = twenty minus five

14 = seven plus seven

32 = absolute value of negative thirty-two

Edited on June 9, 2018, 1:31 pm

Posted by Dej Mar on 2018-06-09 01:48:28