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A014426
From table of maximal epacts e(p) and corresponding primes p, for x_0=2, x_{m+1} = (x_m)^2-1; sequence gives p.
1
3, 7, 23, 47, 83, 103, 107, 127, 151, 269, 277, 311, 419, 463, 467, 541, 967, 983, 1231, 1249, 1279, 1601, 1867, 3527, 3643, 4457, 5279, 5711, 5813, 9613, 11057, 12713, 13451
OFFSET
1,1
REFERENCES
R. K. Guy, How to factor a number, Proc. 5th Manitoba Conf. Numerical Math., Congress. Num. 16 (1975), 49-89.
CROSSREFS
Cf. A014425.
Sequence in context: A122870 A216816 A079477 * A054270 A058000 A246497
KEYWORD
nonn
STATUS
approved