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a(n) is difference of indices of terms = 9 in A187824.
0

%I #13 Jan 28 2013 12:39:51

%S 161,288,1,70,90,470,89,1,70,1,89,470,90,70,1,288,161,288,1,70,90,470,

%T 89,1,70,1,89,470,90,70,1,288,161,288,1,70,90,470,89,1,70,1,89,470,90,

%U 70,1,288,161,288,1,70,90,470,89,1,70,1,89,470,90,70,1,288

%N a(n) is difference of indices of terms = 9 in A187824.

%C The repeat cycle contains 17 numbers which have 6 Fibonacci numbers symmetrically distributed as below.

%C 1 F(1), F(2)

%C 89 F(11)

%C 470

%C 90

%C 70

%C 1 F(1), F(2)

%C 288

%C 161

%C 110

%C 161

%C 288

%C 1 F(1), F(2)

%C 70

%C 90

%C 470

%C 89 F(11)

%C 1 F(1), F(2)

%e For A187824(m(i)) = 9:

%e m(1) = 55, m(2) = 216, m(3) = 504,

%e ...

%e a(1) = 216 - 55 = 161, a(2) = 504 - 216 = 288,

%e ...

%Y Cf. A187824, A192129.

%K nonn,less

%O 1,1

%A _Kival Ngaokrajang_, Jan 16 2013