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A250053
Number of length n+6 0..2 arrays with no seven consecutive terms having the maximum of any two terms equal to the minimum of the remaining five terms
1
735, 1299, 2292, 4030, 7054, 12284, 21276, 36654, 65647, 117118, 207970, 367357, 645284, 1127254, 1959943, 3490956, 6215841, 11039715, 19532090, 34400784, 60306267, 105317881, 186769658, 331702865, 588582975, 1041809368, 1837663608
OFFSET
1,1
COMMENTS
Column 2 of A250059
FORMULA
Empirical recurrence of order 98 (see link above)
EXAMPLE
Some solutions for n=6
..1....2....1....0....1....2....2....2....2....1....2....2....2....1....1....2
..1....0....0....1....2....0....2....2....1....0....0....2....1....1....1....1
..1....2....2....1....2....1....0....0....0....1....2....2....2....0....2....1
..2....2....2....1....2....1....0....2....0....0....2....0....0....0....2....1
..0....2....2....2....0....0....2....2....2....2....2....1....2....2....2....1
..2....2....2....0....0....2....2....1....2....2....2....2....2....2....2....0
..0....1....0....1....2....1....2....0....2....1....0....2....2....2....2....0
..1....2....2....0....2....1....1....1....1....2....2....2....0....1....0....2
..1....0....1....2....2....0....2....1....2....0....0....2....1....1....1....1
..1....2....2....1....1....1....0....0....2....2....2....2....2....0....0....1
..2....0....2....1....1....2....2....2....1....2....2....0....2....0....1....1
..0....2....2....1....0....0....0....1....2....0....1....0....2....2....1....1
CROSSREFS
Sequence in context: A349870 A174456 A306474 * A227755 A096595 A324257
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 11 2014
STATUS
approved