OFFSET
1,1
COMMENTS
A001235(158) = 10702783 = 7*13*337*349 is the least squarefree term of this sequence.
LINKS
Chai Wah Wu, Table of n, a(n) for n = 1..16254
EXAMPLE
216027 is a term because 216027 = 3^3 + 60^3 = 22^3 + 59^3 = 11^3 + 42^3 + 52^3.
262656 is a term because 262656 = 8^3 + 64^3 = 36^3 + 60^3 = 15^3 + 42^3 + 57^3.
515375 is a term because 515375 = 15^3 + 80^3 = 54^3 + 71^3 = 30^3 + 62^3 + 63^3.
CROSSREFS
KEYWORD
nonn
AUTHOR
Altug Alkan, May 18 2016
STATUS
approved