A102505 Integers k such that there exist integers x,y,z from {1,2,...,n-1} for which x*y*z = (k-x)*(k-y)*(k-z) and the factors x, y, z, k-x, k-y, k-z are all different.

24, 35, 40, 42, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 91, 96, 99, 104, 105, 110, 112, 117, 119, 120, 126, 130, 132, 135, 140, 143, 144, 152, 153, 154, 156, 160, 161, 165, 168, 170, 171, 175, 176, 180, 182, 187, 189, 190, 192, 195

Offset

1,1

Links

Table of n, a(n) for n=1..54.

Crossrefs

Cf. A102495, A102793.

Sequence in context: A231468 A366422 A179188 * A112064 A090440 A091192

Adjacent sequences: A102502 A102503 A102504 * A102506 A102507 A102508

Keyword

nonn

Author

Max Alekseyev, Feb 26 2005

Status

approved