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A147948 Number of permutations of floor(i*8/3), i=0..n-1, with all sums of 2 through 5 adjacent terms respectively unique. 0
1, 2, 6, 24, 96, 376, 2214, 13736, 74156, 544746, 4324788, 30292498, 269800764, 2608556020, 21489980046, 228274108362 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A147944 A147935 A147926 * A147939 A147930 A147918
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 17 2008
STATUS
approved

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Last modified March 28 09:04 EDT 2024. Contains 371240 sequences. (Running on oeis4.)