OFFSET
1,1
COMMENTS
Conjecture: sequence is infinite.
LINKS
Reinhard Zumkeller, Table of n, a(n) for n = 1..10000
J. Gebel, Integer points on Mordell curves [Cached copy, after the original web site tnt.math.se.tmu.ac.jp was shut down in 2017]
PROG
(Haskell)
a256840 n = a256840_list !! (n-1)
a256840_list = [x | x <- map (+ 20736) a000290_list, a010051' x == 1]
CROSSREFS
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Apr 11 2015
STATUS
approved