login
A179121
Variant of Sylvester's sequence: a(n + 1) = a(n)^2 - a(n) + 1, with a(1) = 18
0
18, 307, 93943, 8825193307, 77884036897092402943, 6065923203387650816975131277148782658307, 36795424309396699379852983331957135547989414580911143782409880284213748733447943
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
KEYWORD
nonn
AUTHOR
Ivan Panchenko, Jun 30 2010
STATUS
approved