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A151762 G.f.: Theta^6, where Theta = Sum_{k>=0} x^(2^k). 5
0, 0, 0, 0, 0, 0, 1, 6, 15, 26, 45, 66, 76, 96, 126, 140, 165, 210, 221, 210, 240, 252, 246, 300, 346, 360, 366, 380, 396, 420, 440, 480, 525, 450, 405, 450, 416, 396, 510, 540, 510, 516, 582, 540, 636, 660, 720, 720, 706, 600, 630, 620, 636, 660, 800, 720, 756, 660, 720 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,8

COMMENTS

Number of ways to write n as an ordered sum of 6 powers of 2. - Ilya Gutkovskiy, Feb 02 2021

LINKS

Table of n, a(n) for n=0..58.

MAPLE

b:= proc(n, t) option remember; `if`(n=0, `if`(t=0, 1, 0),

      `if`(t<1, 0, add(b(n-2^j, t-1), j=0..ilog2(n))))

    end:

a:= n-> b(n, 6):

seq(a(n), n=0..58);  # Alois P. Heinz, Feb 02 2021

CROSSREFS

Cf. A151758.

Sequence in context: A051940 A020207 A222170 * A213791 A008440 A340962

Adjacent sequences:  A151759 A151760 A151761 * A151763 A151764 A151765

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Jun 22 2009

STATUS

approved

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Last modified June 21 19:59 EDT 2021. Contains 345365 sequences. (Running on oeis4.)