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A335160 a(n) = nim-product of 2^3 and 2^n. 2
8, 12, 11, 13, 128, 192, 176, 208, 2048, 3072, 2816, 3328, 32768, 49152, 45056, 53248, 524288, 786432, 720896, 851968, 8388608, 12582912, 11534336, 13631488, 134217728, 201326592, 184549376, 218103808, 2147483648, 3221225472, 2952790016, 3489660928 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
LINKS
J. H. Conway, Integral lexicographic codes, Discrete Mathematics 83.2-3 (1990): 219-235. See Table 4.
FORMULA
Conjectures from Colin Barker, Jun 11 2020: (Start)
G.f.: (8 + 12*x + 11*x^2 + 13*x^3) / ((1 - 2*x)*(1 + 2*x)*(1 + 4*x^2)).
a(n) = 16*a(n-4) for n>3.
(End)
CROSSREFS
Row 3 of array in A223541.
Sequence in context: A215696 A325809 A173461 * A295782 A331801 A143813
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Jun 08 2020.
EXTENSIONS
More terms from Rémy Sigrist, Jun 10 2020
STATUS
approved

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Last modified May 18 15:15 EDT 2024. Contains 372662 sequences. (Running on oeis4.)