A082604 a(n) is the total number of positive integral solutions (x,y), order being taken into account, to the equation 1/x + 1/y + 1/z = 1/n.

10, 46, 106, 148, 196, 310, 232, 394, 442, 538, 352, 910, 334, 778, 1126, 736, 418, 1210, 460, 1702, 1414, 904, 538, 2128, 904, 1006, 1336, 1990, 616, 2884, 520, 1576, 1876, 1228, 2668, 3142, 490, 1258, 2212, 3556, 706, 3640, 604, 2782, 3808, 1186, 790

Offset

1,1

Links

Table of n, a(n) for n=1..47.

Formula

a(n) = 6*(A004194(n)-A066761(n))-8. - Vladeta Jovovic, May 26 2003

Crossrefs

Cf. A082986.

Sequence in context: A279092 A007941 A007940 * A281550 A248575 A341404

Adjacent sequences: A082601 A082602 A082603 * A082605 A082606 A082607

Keyword

nonn

Author

Yuval Dekel (dekelyuval(AT)hotmail.com), May 23 2003

Extensions

More terms from Vladeta Jovovic, May 26 2003

Status

approved