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A147735 Number of permutations of 0..n-1 with all sums of 2 through 6 adjacent terms squared respectively unique. 0
1, 2, 6, 24, 120, 624, 4176, 31564, 271972, 2654974, 28246094, 317407978, 4017408038, 52647146188 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..14.

CROSSREFS

Sequence in context: A152349 A152345 A152342 * A147734 A147733 A147732

Adjacent sequences:  A147732 A147733 A147734 * A147736 A147737 A147738

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 11 2008

STATUS

approved

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Last modified January 23 17:33 EST 2022. Contains 350514 sequences. (Running on oeis4.)