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Lucas numbers written backwards.
1

%I #16 Jul 18 2023 02:10:05

%S 2,1,3,4,7,11,81,92,74,67,321,991,223,125,348,4631,7022,1753,8775,

%T 9439,72151,67442,30693,97046,286301,167761,344172,402934,746017,

%U 1589411,8940681,9430103,7480784,6911887,34025721,93233602,28258333,12581045,30830478

%N Lucas numbers written backwards.

%H Seiichi Manyama, <a href="/A267551/b267551.txt">Table of n, a(n) for n = 0..1000</a>

%F a(n) = A004086(A000032(n)).

%e 81 is in the sequence because 7 + 11 = 18, which is 81 written backwards.

%t FromDigits[Reverse[IntegerDigits[#]]]&/@LucasL[Range[0, 50]]

%o (Magma) [Seqint(Reverse(Intseq(Lucas(n)))): n in [0..50]];

%o (PARI) a(n) = eval(concat(Vecrev(Str(fibonacci(n+1)+fibonacci(n-1))))); \\ _Altug Alkan_, Jan 17 2016

%Y Cf. A000032, A004086, A004091, A140463.

%K nonn,base,easy

%O 0,1

%A _Vincenzo Librandi_, Jan 17 2016