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A179093
Variant of Sylvester's sequence: a(n + 1) = a(n)^2 - a(n) + 1, with a(1) = 17
1
17, 273, 74257, 5514027793, 30404502496462423057, 924433772057389715967338233131182802193, 854577798920253967214683802805361134256432824758816469437971879296076582807057
OFFSET
1,1
REFERENCES
Mohammad K. Azarian, Sylvester's Sequence and the Infinite Egyptian Fraction Decomposition of 1, Problem 958, College Mathematics Journal, Vol. 42, No. 4, September 2011, p. 330. Solution published in Vol. 43, No. 4, September 2012, pp. 340-342
MATHEMATICA
NestList[#^2-#+1&, 17, 10] (* Harvey P. Dale, Aug 16 2012 *)
KEYWORD
nonn
AUTHOR
Ivan Panchenko, Jun 29 2010
STATUS
approved