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A184724 Number of strings of numbers x(i=1..7) in 0..n with sum i*x(i)^3 equal to 7*n^3 1

%I

%S 5,22,39,125,209,356,560,929,1348,2003,2791,3848,4842,6474,8186,10319,

%T 13169,16049,19588,24134,28755,34513,40850,47285,55523,63884,73472,

%U 85289,97062,110655,124751,140892,157697,178616,197986,221249,245802,272785

%N Number of strings of numbers x(i=1..7) in 0..n with sum i*x(i)^3 equal to 7*n^3

%C Row 7 of A184720

%H R. H. Hardin, <a href="/A184724/b184724.txt">Table of n, a(n) for n = 1..43</a>

%e Some solutions for n=5

%e ..0....0....2....5....0....0....4....3....5....1....1....0....0....2....3....3

%e ..4....0....4....2....1....3....1....4....1....3....3....4....4....3....2....1

%e ..5....5....2....5....3....2....5....4....1....3....3....5....4....0....0....1

%e ..0....5....4....2....4....0....3....2....4....3....3....1....5....4....0....0

%e ..3....0....1....4....2....2....4....0....4....5....3....4....0....4....0....5

%e ..2....0....1....0....2....5....1....2....3....1....2....2....2....2....4....3

%e ..3....0....4....1....4....1....0....4....1....0....4....0....1....3....4....2

%K nonn

%O 1,1

%A _R. H. Hardin_ Jan 20 2011

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Last modified July 4 23:17 EDT 2022. Contains 355086 sequences. (Running on oeis4.)