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A120932
Values z corresponding to least x (A120930) of primitive quadruples (n,x,y,z),n<x<y<z satisfying n^3 + x^3 + y^3 = z^3.
2
9, 41, 6, 25, 132, 41, 20, 1745, 120, 372, 29, 54, 108, 71, 58, 44, 89, 28, 96, 87, 88, 67, 302, 391, 88, 87, 46, 84, 53, 459, 76, 93, 105, 72, 206, 69, 1332, 75, 191, 373, 324, 210, 1168, 123, 201, 151, 297, 492, 266, 85, 478, 3328, 197, 171, 302, 213, 185, 90, 162
OFFSET
1,1
FORMULA
n^3+A120930(n)^3+A120931(n)^3=A120932(n)^3. - R. J. Mathar, Nov 25 2006
PROG
(PARI) A(n)=local(x, y, z); x=n+1; while(1, y=x+1; while(n^3+x^3+y^3>=(y+1)^3, if(ispower(n^3+x^3+y^3, 3, &z) && (gcd([n, x, y, z])==1), return(z)); y++; ); x++; ); \\ Martin Fuller, Aug 11 2006
CROSSREFS
Cf. A120931.
Sequence in context: A357552 A093816 A093469 * A034925 A159754 A045804
KEYWORD
nonn
AUTHOR
Lekraj Beedassy, Jul 16 2006
EXTENSIONS
More terms from Martin Fuller, Aug 11 2006
Corrected by R. J. Mathar, Nov 25 2006
STATUS
approved