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%I #19 Aug 13 2021 13:02:20
%S 1,17,289,4913,83521,1419857,6029713,12027313,24137569,85525793,
%T 102505121,204464321,410338673,1453938481,1742587057,3475893457,
%U 6975757441,24716954177,29623979969,59090188769,111612202577,118587876497,420188221009,500540685121,503607659473
%N Numbers k that divide 16^k + 1.
%H Giovanni Resta, <a href="/A015969/b015969.txt">Table of n, a(n) for n = 1..34</a> (terms < 10^13)
%Y Cf. A006521, A015949, A015950, A015951, A015953, A015954, A015955, A015957, A015958, A015960, A015961, A015963, A015965, A015968, A014957.
%Y Column k=16 of A333429.
%K nonn
%O 1,2
%A _Robert G. Wilson v_
%E More terms from _Max Alekseyev_, Oct 02 2010
%E Missing terms a(10), a(14), a(18), and a(23) from _Giovanni Resta_, Mar 23 2020