Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).
%I #9 Jun 23 2020 19:10:05
%S 1,1,3,11,47,193,869,3583,12399,51287,217551,867797,3274727,13099145,
%T 55568089,216651145,878354151,3609915051,13596245715,55617915013,
%U 220140920491,676614665133,2955537029341,11835711831601,48642769948139
%N Self-convolution equals A112565.
%C A112565 is the main diagonal of square table A112564 of generalized Flavius Josephus sieves. It is not yet certain that this sequence consists entirely of integers.
%C The first non-integral term is a(84) = 102317017376376435483208037493436891797489491884241/2. [From _David Wasserman_, Jul 02 2009]
%H <a href="/index/J#Josephus">Index entries for sequences related to the Josephus Problem</a>
%Y Cf. A112564, A112565, A112566.
%K nonn
%O 0,3
%A _Paul D. Hanna_, Oct 14 2005
%E More terms from _David Wasserman_, Jul 02 2009