

A281355


a(n) = A092318(n) + 1: Number of terms of the odd harmonic series 1 + 1/3 + 1/5 + 1/7 + ... required to reach a sum >= n.


5



1, 8, 57, 419, 3092, 22846, 168804, 1247298, 9216354, 68100151, 503195829, 3718142208, 27473561358, 203003686106, 1500005624924, 11083625711271, 81897532160125, 605145459495141, 4471453748222757, 33039822589391676
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OFFSET

1,2


COMMENTS

A different way of listing the sums mentioned in A092318.
A092318 is the main entry for this problem.


LINKS



FORMULA

Lim_{n > oo} a(n)/exp(2*n) = 1/4e^gamma ~ 0.140364870891721292456...;


CROSSREFS



KEYWORD

nonn


AUTHOR



EXTENSIONS

More explicit, selfcontained definition by M. F. Hasler, Jan 22 2017
a(17) corrected in data and 127 terms in the bfile, according to the corrections in A092315, Gerhard Kirchner, Jul 27 2020


STATUS

approved



