S1: There is a touching story of Professor Hardy visiting Ramanujan as he lay desperately ill in hospital at Putney.
P: 'No Hardy, that is not a dull number in the very least".
Q: Hardy, who was a very shy man, could not find suitable words to comfort Ramanujan.
R: It was 1729.
S: The best he could do, as he got to the bedside was, "I say Ramanujan, I thought the number of the taxi I came down in was a very dull number".
S6: It is the lowest number that can be expressed in two different ways as the sum of two cubes.
The proper sequence should be: