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Title: | Mathematics at DEC |
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Moderator: | RUSURE::EDP |
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Created: | Mon Feb 03 1986 |
Last Modified: | Fri Jun 06 1997 |
Last Successful Update: | Fri Jun 06 1997 |
Number of topics: | 2083 |
Total number of notes: | 14613 |
1798.0. "Crux Mathematicorum 1869" by RUSURE::EDP (Always mount a scratch monkey.) Mon Sep 20 1993 18:14
Proposed by Francisco Bellot Rosado, I.B. Emilio Ferrari, Valladolid,
Spain.
For every positive integer n, let a[n] be the biggest odd factor of n.
Calculate the sum of the series
a[1] a[2] a[3]
---- + ---- + ---- + ... .
1^3 2^3 3^3