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A184313 Number of strings of numbers x(i=1..n) in 0..4 with sum i^2*x(i)^3 equal to n^2*64 1
1, 1, 1, 2, 2, 5, 16, 68, 244, 1106, 4041, 15802, 60716, 234319, 885466, 3369738, 12612488, 47251424, 174691216, 644760884, 2353213266, 8557977690, 30825999521, 110546795278, 393117952349, 1390864413489, 4884724958228, 17059662985333 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

COMMENTS

Column 4 of A184318

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..31

EXAMPLE

All solutions for n=5

..0....0

..0....0

..0....4

..0....4

..4....0

CROSSREFS

Sequence in context: A033550 A032130 A259101 * A158059 A173323 A019099

Adjacent sequences:  A184310 A184311 A184312 * A184314 A184315 A184316

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 10 2011

STATUS

approved

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Last modified October 31 05:06 EDT 2020. Contains 338098 sequences. (Running on oeis4.)