OFFSET
1,1
COMMENTS
This is conjectured to be an infinite sequence.
LINKS
Ray Chandler, Table of n, a(n) for n = 1..771
EXAMPLE
a(1): 6080256576 = 77976^2 = 1824^3 + 228^3 = 1710^3 + 1026^3; a(2): 49991146569 = 223587^2 = 3666^3 + 897^3 = 3276^3 + 2457^3; a(3): 389136420864 = 623808^2 = 7296^3 + 912^3 = 6840^3 + 4104^3; a(4): 799858345104 = 894348^2 = 9282^3 + 546^3 = 9009^3 + 4095^3
CROSSREFS
KEYWORD
nonn
AUTHOR
Iain Renfrew (iain.renfrew(AT)btinternet.com), Oct 13 2008
EXTENSIONS
Extended by Ray Chandler, Nov 22 2011
STATUS
approved