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A249174 Number of length 3+6 0..n arrays with every seven consecutive terms having four times the sum of some three elements equal to three times the sum of the remaining four 1
2, 395, 2258, 11177, 39066, 115437, 435346, 1301347, 3254058, 7250601, 14586864, 27468493, 48432962, 90680841, 159195650, 266270819, 425175128, 656161039, 978109790, 1420349857, 2103099262, 3031628829, 4265730016, 5881688235 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 3 of A249171

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..26

EXAMPLE

Some solutions for n=6

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

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

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

..3....2....3....2....6....2....3....4....5....5....3....3....4....6....5....5

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

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

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

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

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

CROSSREFS

Sequence in context: A249262 A249172 A249173 * A249175 A249176 A249177

Adjacent sequences:  A249171 A249172 A249173 * A249175 A249176 A249177

KEYWORD

nonn

AUTHOR

R. H. Hardin, Oct 22 2014

STATUS

approved

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Last modified May 23 23:07 EDT 2022. Contains 353993 sequences. (Running on oeis4.)