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A082536
a(1) = 1; for n > 1, a(n) = smallest number greater than a(n-1) such that a(n-1)*a(n)+1 is a cube.
2
1, 7, 9, 38, 1561, 3926, 4958, 5284, 9316636, 84705277923, 774752630747122741, 8816203161790126559791912099597266, 333977591776082560884277873242324869870383615439405188
OFFSET
1,2
EXAMPLE
7*9 + 1 = 64 = 8^3, 9*38 + 1 = 343 = 7^3.
CROSSREFS
Sequence in context: A359367 A321760 A083203 * A057590 A140787 A032695
KEYWORD
nonn
AUTHOR
Amarnath Murthy, Apr 28 2003
EXTENSIONS
Corrected and extended by Vladeta Jovovic, May 01 2003
More terms from Michel ten Voorde Jun 23 2003
More terms from Vladeta Jovovic, Jun 29 2003
a(11)-a(13) from David Wasserman, Mar 26 2004
STATUS
approved