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 A186681 Total number of n-digit numbers requiring 17 positive biquadrates in their representation as sum of biquadrates. 17
 0, 3, 30, 30, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS A161905(n) + A186650(n) + A186652(n) + A186654(n) + A186656(n) + A186658(n) + A186660(n) + A186662(n) + A186664(n) + A186666(n) + A186668(n) + A186670(n) + A186672(n) + A186674(n) + A186676(n) + A186678(n) + a(n) + A186683(n) + A186685(n) = A052268(n) a(n) = 0 for n >= 6. - Nathaniel Johnston, May 09 2011 LINKS Table of n, a(n) for n=1..86. Eric Weisstein's World of Mathematics, Waring's Problem. Index entries for linear recurrences with constant coefficients, signature (1). FORMULA a(n) = A186680(n) - A186680(n-1). CROSSREFS Cf. A046048, A099591, A186683, A186685. Sequence in context: A072973 A154054 A118219 * A295430 A344430 A217395 Adjacent sequences: A186678 A186679 A186680 * A186682 A186683 A186684 KEYWORD nonn,base,easy AUTHOR Martin Renner, Feb 25 2011 STATUS approved

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Last modified May 29 07:06 EDT 2024. Contains 372926 sequences. (Running on oeis4.)