Search: id:A129938
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%I A129938
%S A129938 6,9,2,15,14,1,3,3,9,62,118,227,452,889,1764,3527,7051,14099,28189,
%T A129938 56316,112514,224801,449150,897411,1793058,3582589,7158127,14302155,
%U A129938 28576121,57095926,114079338,227933875,455418600,909939789,1818086520
%N A129938 "Self-Fibonacci"; a(n) is the sum of the last nine terms. Sequence starts 
               with 6,9,2,15,14,1,3,3,9 which are f,i,b,o,n,a,c,c,i if you consider 
               a=1, b=2, c=3, ..., z=26.
%C A129938 Search "Self-Lucas" in the database for an equivalent sequence.
%p A129938 A129938 := proc(n) option remember ; if n <= 9 then op(n,[6, 9, 2, 15, 
               14, 1, 3, 3, 9]) ; else add(A129938(n-i),i=1..9) fi ; end: seq(A129938(n),
               n=1..50) ; - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Sep 02 
               2007
%Y A129938 Cf. A129939.
%Y A129938 Sequence in context: A087016 A161480 A010502 this_sequence A022698 A013707 
               A002162
%Y A129938 Adjacent sequences: A129935 A129936 A129937 this_sequence A129939 A129940 
               A129941
%K A129938 base,easy,nonn,word
%O A129938 1,1
%A A129938 Eric Angelini (eric.angelini(AT)kntv.be), Jun 09 2007
%E A129938 Corrected and extended by R. J. Mathar (mathar(AT)strw.leidenuniv.nl), 
               Sep 02 2007

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