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A152359
Number of permutations of floor(i*7/4), i=0..n-1, with all sums of 5 adjacent terms unique.
0
1, 2, 6, 24, 120, 720, 4704, 34704, 283008, 2615104, 25406536, 269613792, 3173315528, 40126715766, 535750081166, 7639943939072
OFFSET
1,2
CROSSREFS
Sequence in context: A152358 A152354 A152363 * A152362 A177543 A189842
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 02 2008
STATUS
approved