The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A186663 Total number of positive integers below 10^n requiring 9 positive biquadrates in their representation as sum of biquadrates. 19
 1, 6, 78, 920, 8675, 77225, 691255, 6705498, 66719462, 666733325, 6666747237 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS A114322(n) + A186649(n) + A186651(n) + A186653(n) + A186655(n) + A186657(n) + A186659(n) + A186661(n) + a(n) + A186665(n) + A186667(n) + A186669(n) + A186671(n) + A186673(n) + A186675(n) + A186677(n) + A186680(n) + A186682(n) + A186684(n) = A002283(n) LINKS Table of n, a(n) for n=1..11. Eric Weisstein's World of Mathematics, Waring's Problem. CROSSREFS Cf. A003343, A186664. Sequence in context: A145360 A183405 A068884 * A069670 A074112 A372181 Adjacent sequences: A186660 A186661 A186662 * A186664 A186665 A186666 KEYWORD nonn,more AUTHOR Martin Renner, Feb 25 2011 EXTENSIONS a(5)-a(8) from Lars Blomberg, May 08 2011 a(9) from Hiroaki Yamanouchi, Oct 13 2014 a(10)-a(11) from Giovanni Resta, Apr 26 2016 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified September 18 14:24 EDT 2024. Contains 376000 sequences. (Running on oeis4.)