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A007303 Earliest monotonic sequence fixed (apart from signs) under reversion.
(Formerly M1036)
0

%I M1036 #27 May 07 2017 22:04:33

%S 1,2,4,7,10,12,18,40,44,45,1850,11604,11616,11617,2132568,17001726,

%T 17001743,17001744,6660587898,64431061179,64431061180,64431061181,

%U 46611108069964

%N Earliest monotonic sequence fixed (apart from signs) under reversion.

%D N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

%H M. Bernstein and N. J. A. Sloane, <a href="http://arXiv.org/abs/math.CO/0205301">Some canonical sequences of integers</a>, Linear Alg. Applications, 226-228 (1995), 57-72; erratum 320 (2000), 210. [Link to arXiv version]

%H M. Bernstein and N. J. A. Sloane, <a href="/A003633/a003633_1.pdf">Some canonical sequences of integers</a>, Linear Alg. Applications, 226-228 (1995), 57-72; erratum 320 (2000), 210. [Link to Lin. Alg. Applic. version together with omitted figures]

%H <a href="/index/Res#revert">Index entries for reversions of series</a>

%F Series reversion of g.f. A(x) is -A(-x). - _Michael Somos_, Sep 07 2005

%p read transforms; t1 := [1,2,4,7,10,12,18]; REVERT(t1); # gives [1, -2, 4, -7, 10, -12, 18] and so on

%K nonn,nice,eigen

%O 1,2

%A _N. J. A. Sloane_

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)