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A015047 Numbers k such that S(k) = S(k-1) + S(k-2) where S is the Kempner function A002034. 1

%I #18 Jul 07 2021 08:20:09

%S 3,11,121,4902,26245,32112,64010,368140,415664,2091206,2519648,

%T 4573053,7783364,12610170,16739482,20526651,30744490,31137773,

%U 44893057,79269727,99681870,112803824,136193976,213879072,321022289,445810543,559199345,617868162,624292242

%N Numbers k such that S(k) = S(k-1) + S(k-2) where S is the Kempner function A002034.

%D Charles Ashbacher and Mike Mudge, Personal Computer World, London, #10, 1995, p. 302.

%H Amiram Eldar, <a href="/A015047/b015047.txt">Table of n, a(n) for n = 1..94</a>

%H Henry Ibstedt, <a href="http://www.gallup.unm.edu/~smarandache/Ibstedt-surfing.pdf">Surfing on the Ocean of Numbers</a>, Erhus Univ. Press, Vail, 1997.

%H Florentin Smarandache, <a href="http://www.gallup.unm.edu/~smarandache/Definitions-book.pdf">Definitions solved and unsolved problems, conjectures and theorems in number theory and geometry</a>, edited by M. L. Perez, Xiquan Publishing House, 2000.

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/SmarandacheSequences.html">Smarandache Sequences</a>.

%H T. Yau, <a href="https://archive.org/details/ProblemConcerningTheFibonacciRecurrence">A Problem Concerning the Fibonacci Recurrence</a>, Smarandache Function Journal, Vol. 4-5, No. 1 (1994), p. 42.

%Y Cf. A002034, A015048, A015049, A015050, A015051, A015052, A015053.

%K nonn

%O 1,1

%A R. Muller (Research37(AT)aol.com)

%E Missing terms inserted by _Amiram Eldar_, Jul 07 2021

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Last modified June 29 16:14 EDT 2024. Contains 373851 sequences. (Running on oeis4.)