login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A091349 Decimal expansion of Sum[1/(m^2*(m^2 + m*n + n^2)), {m, Infinity}, {n, Infinity}]. 0
1, 0, 0, 4, 4, 5, 7, 1, 9, 8, 2, 0, 1, 5, 7, 4, 0, 2, 7, 5, 5, 4, 1, 4, 0, 2, 5, 6, 6, 9, 4, 0, 2, 6, 0, 0, 2, 9, 1, 6, 6, 9 (list; constant; graph; refs; listen; history; internal format)
OFFSET

1,4

LINKS

Eric Weisstein's World of Mathematics, Double Series

EXAMPLE

1.0044...

CROSSREFS

Sequence in context: A019527 A062836 A137903 * A103483 A170934 A079999

Adjacent sequences:  A091346 A091347 A091348 * A091350 A091351 A091352

KEYWORD

nonn,cons,hard,more

AUTHOR

Eric Weisstein (eric(AT)weisstein.com), Feb 03, 2004

EXTENSIONS

More terms from Alexis Olson (AlexisOlson(AT)gmail.com), Nov 14 2008

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 16 16:00 EST 2012. Contains 205938 sequences.