%I A127193
%S A127193 1,1,1,1,1,1,1,1,1,9,17,33,65,129,257,513,1025,2049,4097,8185,16353,
%T A127193 32673,65281,130433,260609,520705,1040385,2078721,4153345,8298505,
%U A127193 16580657,33128641,66192001,132253569,264246529,527972353,1054904321
%N A127193 A 9th order Fibonacci sequence.
%C A127193 9-Bonacci constant = 1.99802947.
%H A127193 E. S. Croot, <a href="http://www.math.gatech.edu/~ecroot/recurrence_notes2.pdf">
               Notes on Linear Recurrence Sequences</a>
%H A127193 M. A. Lerma, <a href="http://www.math.northwestern.edu/~mlerma/problem_solving/
               results/recurrences.pdf">Recurrence Relations</a>
%Y A127193 Cf. Fibonacci numbers A000045, tribonacci numbers A000213, tetranacci 
               numbers A000288, pentanacci numbers A000322, hexanacci numbers A000383, 
               7th order Fibonacci numbers A060455, octanacci numbers.A123526.
%Y A127193 Sequence in context: A090994 A164887 A111733 this_sequence A146236 A147279 
               A097478
%Y A127193 Adjacent sequences: A127190 A127191 A127192 this_sequence A127194 A127195 
               A127196
%K A127193 nonn
%O A127193 1,10
%A A127193 Luis A Restrepo (luisiii(AT)mac.com), Jan 07 2007