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A186669 Total number of positive integers below 10^n requiring 12 positive biquadrates in their representation as sum of biquadrates. 19
0, 6, 68, 724, 7126, 67537, 667927 (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) + A186667(n) + a(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..7.

Weisstein, Eric W.: MathWorld -- Waring's Problem.

CROSSREFS

Cf. A003346

Sequence in context: A183470 A006737 A128869 * A140606 A014505 A127184

Adjacent sequences:  A186666 A186667 A186668 * A186670 A186671 A186672

KEYWORD

nonn

AUTHOR

Martin Renner, Feb 25 2011

EXTENSIONS

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

STATUS

approved

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Last modified August 1 09:41 EDT 2014. Contains 245113 sequences.