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A323140 Number of uncrossed king's paths of length n, reduced for symmetry, A272773/8. 4
1, 7, 45, 280, 1712, 10351, 62082, 370142, 2196701, 12988928, 76572159, 450277842, 2642226994, 15476427641, 90508059371 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
For comments, programs, references see A272773.
LINKS
FORMULA
a(n) = A272773(n) / 8.
CROSSREFS
Sequence in context: A059937 A278682 A342568 * A236194 A230760 A198629
KEYWORD
nonn,hard,more
AUTHOR
Hugo Pfoertner, Jan 05 2019
STATUS
approved

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Last modified June 12 21:26 EDT 2024. Contains 373360 sequences. (Running on oeis4.)