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A249654 Number of length n+4 0..6 arrays with every five consecutive terms having four times some element equal to the sum of the remaining four 1
2077, 2589, 3221, 3981, 4877, 5917, 7709, 9957, 12707, 16005, 19897, 26589, 35003, 45331, 57773, 72537, 98073, 130311, 169993, 217901, 274857, 373909, 499355, 654105, 841221, 1063917, 1452913, 1946663, 2556733, 3295241, 4174857, 5716733 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A249656

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

FORMULA

Empirical: a(n) = a(n-1) +22*a(n-5) -22*a(n-6) -208*a(n-10) +208*a(n-11) +1108*a(n-15) -1108*a(n-16) -3672*a(n-20) +3672*a(n-21) +7922*a(n-25) -7922*a(n-26) -11388*a(n-30) +11388*a(n-31) +11046*a(n-35) -11046*a(n-36) -7181*a(n-40) +7181*a(n-41) +2915*a(n-45) -2915*a(n-46) -560*a(n-50) +560*a(n-51) -61*a(n-55) +61*a(n-56) +54*a(n-60) -54*a(n-61) -8*a(n-65) +8*a(n-66)

EXAMPLE

Some solutions for n=6

..0....5....0....4....1....5....4....6....1....1....4....2....2....3....3....2

..6....5....1....6....5....1....6....0....3....0....5....0....4....2....1....1

..2....0....6....5....5....2....1....6....4....1....1....1....6....1....3....0

..1....6....5....5....4....2....4....0....6....2....5....1....0....6....1....1

..1....4....3....5....5....0....5....3....1....6....5....6....3....3....2....6

..0....5....0....4....6....0....4....6....6....1....4....2....2....3....3....2

..1....5....1....6....0....6....6....0....3....0....5....0....4....2....1....1

..2....0....6....0....5....2....6....6....4....1....6....1....1....1....3....0

..1....6....5....5....4....2....4....0....1....2....5....1....5....6....6....1

..1....4....3....5....5....0....0....3....6....1....0....1....3....3....2....6

CROSSREFS

Sequence in context: A062913 A096927 A076425 * A180921 A270537 A076581

Adjacent sequences:  A249651 A249652 A249653 * A249655 A249656 A249657

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 03 2014

STATUS

approved

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Last modified June 28 05:18 EDT 2022. Contains 354903 sequences. (Running on oeis4.)