

A079040


Fractional part of 1/(1tanh(n)) decreases monotonically to zero.


0



1, 9, 23, 51, 79, 253, 270, 320, 366, 2460, 3844, 14207, 46819, 68493
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OFFSET

0,2


LINKS



MATHEMATICA

$MaxExtraPrecision = Infinity; t = 1; Do[s = FractionalPart[1/(1  Tanh[n])]; If[s < t, Print[n]; t = s; ], {n, 1, 5000}]; (* Vaclav Kotesovec, Apr 05 2020 *)


PROG

(PARI) lista(nn) = {my(b=8, r=1); print1(1); for(n=1, nn, until(frac(1/(1tanh(b)))<r, b++; default(realprecision, 2*b)); print1(", ", b); r=frac(1/(1tanh(b)))); } \\ Modified by Jinyuan Wang, Apr 04 2020


CROSSREFS



KEYWORD

nonn,more


AUTHOR



EXTENSIONS



STATUS

approved



