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A104744 Round(1000*x), where x is the solution to x = 5^(n-x). +0
2
470, 1000, 1678, 2445, 3265, 4120, 5000, 5897, 6808, 7729, 8659, 9595, 10537, 11483, 12434, 13388, 14345, 15305, 16267, 17231, 18197, 19165, 20134, 21105, 22077, 23050, 24025, 25000, 25976, 26953, 27931 (list; graph; listen)
OFFSET

0,1

COMMENT

x is approximately n^2/(n+log_5(n)) and x=5^k for n=k+5^k; more generally, solution to x=m^(n-x)is approximately n^2/(n+log_m(n)) and x=m^k for n=k+m^k. Cases m=2,3 A103354, A103537.

FORMULA

a(n)=round(1000*x), x = 5^(n-x).

CROSSREFS

Cf. A103354, A103537.

Sequence in context: A054756 A045305 A112297 this_sequence A138132 A034284 A006180

Adjacent sequences: A104741 A104742 A104743 this_sequence A104745 A104746 A104747

KEYWORD

nonn

AUTHOR

Zak Seidov (zakseidov(AT)yahoo.com), Mar 23 2005

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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