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A184843
Number of strings of numbers x(i=1..n) in 0..4 with sum i*x(i)^4 equal to n*256
1
1, 1, 2, 2, 3, 13, 33, 113, 433, 2358, 8535, 28389, 112039, 427748, 1769874, 6610091, 24128241, 90190764, 331582813, 1222929244, 4421062767, 15812600521, 56305580500, 198730488338, 696900040653, 2421645299793, 8352195108762
OFFSET
1,3
COMMENTS
Column 4 of A184848
LINKS
EXAMPLE
All solutions for n=5
..0....4....0
..4....0....0
..4....0....0
..0....4....0
..0....0....4
CROSSREFS
Sequence in context: A126339 A268725 A153929 * A100362 A062439 A139521
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 23 2011
STATUS
approved