1,1

C. Rivera, The prime version of the taxicab problem

First few examples are 6058655748 = 61^3 + 1823^3 = 1049^3 + 1699^3

6507811154 = 31^3 + 1867^3 = 397^3 + 1861^3

12906787894 = 593^3 + 2333^3 = 1787^3 + 1931^3

20593712932 = 71^3 + 2741^3 = 977^3 + 2699^3

140253191624 = 1321^3 + 5167^3 = 3853^3 + 4363^3

293833825922 = 1567^3 + 6619^3 = 3769^3 + 6217^3

Sequence in context: A032433 A104830 A034646 this_sequence A145552 A004675 A011524

Adjacent sequences: A046891 A046892 A046893 this_sequence A046895 A046896 A046897

nonn

David W. Wilson (davidwwilson(AT)comcast.net)