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A119455 Start with 1027 and repeatedly reverse the digits and add 16 to get the next term. 1

%I #9 Feb 12 2024 13:07:15

%S 1027,7217,7143,3433,3359,9549,9475,5765,5691,1981,1907,7107,7033,

%T 3323,3249,9439,9365,5655,5581,1871,1797,7987,7913,3213,3139,9329,

%U 9255,5545,5471,1761,1687,7877,7803,3103,3029,9219,9145,5435,5361,1651,1577,7767,7693,3983,3909,9109,9035,5325,5251,1541,1467,7657,7583,3873,3799,9989,9915,5215,5141,1431,1357,7547,7473,3763,3689,9879,9805,5105,5031,1321,1247,7437,7363,3653,3579,9769,9695,5985,5911,1211,1137,7327,7253,3543,3469,9659,9585,5875,5801,1101

%N Start with 1027 and repeatedly reverse the digits and add 16 to get the next term.

%C Has period 90. A full period is shown. Starting with 1027 + 2*k for k = 1, ..., 18 gives other sequences with period 90.

%H N. J. A. Sloane and others, <a href="/wiki/Sequences_of_RADD_type">Sequences of RADD type</a>, OEIS wiki.

%H <a href="/index/Rec#order_90">Index entries for linear recurrences with constant coefficients</a>, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1).

%t NestList[FromDigits[Reverse[IntegerDigits[#]]]+16&,1027,90] (* _Harvey P. Dale_, Mar 11 2015 *)

%Y Cf. A118533, A119451, A117807.

%K nonn,base

%O 1,1

%A _Klaus Brockhaus_, May 20 2006

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Last modified April 23 07:57 EDT 2024. Contains 371905 sequences. (Running on oeis4.)