S<sub>1</sub>:There is a touching story of Professor Hardy visiting Ramanujan as he lay desperately ill in hospital at Putney.<br>P :'No Hardy, that is not a dull number in the very least.<br>Q :Hardy, who was a very shy man, could not find the words for his distress.<br>R :It was 1729.<br>S :The best he could do, as he got to the beside was "I say Ramanujan, I thought the number of taxi I came down in was a very dull number".<br>S<sub>6</sub>:It is the lowest number that can be expressed in two different ways as the sum of two cubes.<br><br>The Proper sequence should be:

Correct Answer: RPSQ
It was 1729. ‘No hardy, that is not a dull number in the very least’. The best he could do, as he got to the beside was ”I say Ramanujan, I thought the number of taxi I came down in was a very dull number ”. Hardy, who was a very shy man, could not find the words for his distress.