_N. J. A. Sloane (njas(AT)research.att.com)._.
OEIS Server: https://oeis.org/edit/global/110
nonn,new
nonn
N. J. A. Sloane (njas(AT)research.att.com).
CNR. K. Guy, How to factor a number, Proc. 5th 16Manitoba 79Conf. Numerical 75Math., Congress. Num. 16 (1975), 49-89.
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.
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
1,1
CN 16 79 75.
Cf. A014425.
njas
approved