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A110206 Row sums of triangle A110205, where A110205(n,k) equals the sum of cubes of numbers < 2^n having exactly k ones in their binary expansion. 2
1, 36, 784, 14400, 246016, 4064256, 66064384, 1065369600, 17112825856, 274341298176, 4393752592384, 70334388633600, 1125625045712896, 18012199553335296, 288212784234102784, 4611545282012774400 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
FORMULA
G.f.: x*(1+8*x)/( (1-4*x)*(1-8*x)*(1-16*x) ).
PROG
(PARI) a(n)=polcoeff(x*(1+8*x)/((1-4*x)*(1-8*x)*(1-16*x)+x*O(x^n)), n)
CROSSREFS
Cf. A110205 (triangle), A110207 (central terms).
Sequence in context: A004338 A228331 A014772 * A133051 A215605 A173187
KEYWORD
nonn
AUTHOR
Paul D. Hanna, Jul 16 2005
STATUS
approved

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Last modified March 28 10:55 EDT 2024. Contains 371241 sequences. (Running on oeis4.)