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A184346
Number of strings of numbers x(i=1..n) in 0..7 with sum i^4*x(i) equal to n^4*7
0
1, 1, 2, 1, 7, 16, 45, 628, 1612, 14387, 52539, 275568, 1397560, 5222290, 30835346, 108322293, 606465366, 2386082882
OFFSET
1,3
COMMENTS
Column 7 of A184348
EXAMPLE
All solutions for n=5
..0....0....2....0....0....1....3
..4....0....0....2....6....7....5
..2....0....1....1....3....0....0
..4....0....7....2....6....2....7
..5....7....4....6....4....6....4
CROSSREFS
Sequence in context: A141488 A113042 A305881 * A178622 A013070 A012888
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 11 2011
STATUS
approved