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%I M1132 #17 Oct 20 2016 13:17:57
%S 0,1,2,4,8,16,34,72,154,336,738,1632,3640,8160,18384,41616,94560,
%T 215600,493122,1130976,2600388,5992560,13838306,32016576,74203112,
%U 172252080,400451282,932247360,2173035800,5071299968,11848259458,27710346528,64871460996
%N Generalized Fibonacci numbers D_{n,2}.
%D N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
%H Lars Blomberg, <a href="/A006210/b006210.txt">Table of n, a(n) for n = 1..1000</a>
%H Bau-Sen Du, <a href="http://arXiv.org/abs/0706.2421">A Simple Method Which Generates Infinitely Many Congruence Identities</a>, Fib. Quart. 27 (1989), 116-124. See Table 2 p. 7.
%K nonn
%O 1,3
%A _N. J. A. Sloane_.
%E Terms a(26) and beyond from _Lars Blomberg_, Oct 20 2016