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A186667 Total number of positive integers below 10^n requiring 11 positive biquadrates in their representation as sum of biquadrates. 19
0, 6, 70, 760, 7434, 68348, 669289, 6670284, 66671226, 666672168, 6666673077 (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) + A186663(n) + A186665(n) + a(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. A003345, A186668.

Sequence in context: A048708 A286527 A104900 * A001448 A024489 A036361

Adjacent sequences:  A186664 A186665 A186666 * A186668 A186669 A186670

KEYWORD

nonn,more

AUTHOR

Martin Renner, Feb 25 2011

EXTENSIONS

a(5)-a(7) from Lars Blomberg, May 08 2011

a(8)-a(9) from Hiroaki Yamanouchi, Oct 13 2014

a(10)-a(11) from Giovanni Resta, Apr 29 2016

STATUS

approved

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Last modified October 21 21:25 EDT 2021. Contains 348155 sequences. (Running on oeis4.)