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%I #8 Nov 07 2018 20:17:10
%S 0,0,0,0,0,0,0,1,2,24,3136,53798080,8607945812375585,
%T 220376367601372354229355484029120,
%U 78531983922879942351416192215114163135375656803468317366190276600
%N Tribonacci(hexanacci(n)).
%H Alois P. Heinz, <a href="/A111429/b111429.txt">Table of n, a(n) for n = 0..17</a>
%F a(n) = A000073(A001592(n)).
%p a:= n-> (<<0|1|0>, <0|0|1>, <1|1|1>>^((<<0|1|0|0|0|0>, <0|0|1|0|0|0>,
%p <0|0|0|1|0|0>, <0|0|0|0|1|0>, <0|0|0|0|0|1>, <1|1|1|1|1|1>>^n)[1, 6]))[1, 3]:
%p seq(a(n), n=0..14); # _Alois P. Heinz_, Nov 07 2018
%Y Cf. A000045, A000073, A001592, A007570.
%K easy,nonn
%O 0,9
%A _Jonathan Vos Post_, Nov 13 2005
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