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A181403 Total number of n-digit numbers requiring 7 positive cubes in their representation as sum of cubes. 8
1, 9, 63, 48 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
A181354(n) + A181376(n) + A181378(n) + A181380(n) + A181384(n) + A181401(n) + a(n) + A181405(n) + A171386(n) = A052268(n).
LINKS
Table of n, a(n) for n=1..4.
Eric Weisstein's World of Mathematics, Waring's Problem.
FORMULA
a(n) = A181402(n) - A181402(n-1).
CROSSREFS
Cf. A018890.
Sequence in context: A229701 A341627 A159235 * A292309 A337236 A285456
Adjacent sequences: A181400 A181401 A181402 * A181404 A181405 A181406
KEYWORD
nonn,more,base
AUTHOR
Martin Renner, Jan 28 2011
STATUS
approved

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Last modified May 23 00:00 EDT 2024. Contains 372758 sequences. (Running on oeis4.)