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A002647 Sextan primes: p = (x^6 + y^6)/(x^2 + y^2).
(Formerly M4900 N2100)
0
13, 61, 73, 193, 241, 541, 601, 1021, 1801, 1873, 1933, 2221, 3121, 3361, 4993, 5521, 6481, 8461, 9181, 9901, 10993, 11113, 12241, 12541, 13633, 14173, 17761, 20593, 21433, 21661, 21841, 23773, 26113, 27901, 28393, 29101, 34141, 41161, 49201 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
REFERENCES
A. J. C. Cunningham, Binomial Factorisations, Vols. 1-9, Hodgson, London, 1923-1929; see Vol. 1, pp. 245-259.
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
LINKS
A. J. C. Cunningham, Binomial Factorisations, Vols. 1-9, Hodgson, London, 1923-1929. [Annotated scans of a few pages from Volumes 1 and 2]
CROSSREFS
Sequence in context: A145474 A359666 A217606 * A306127 A118711 A316309
KEYWORD
nonn
AUTHOR
EXTENSIONS
More terms from Klaus Brockhaus, Jun 03 2009
STATUS
approved

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Last modified April 18 18:58 EDT 2024. Contains 371781 sequences. (Running on oeis4.)