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A254831 Number of length 4 1..(n+1) arrays with every leading partial sum divisible by 2, 3 or 5 1
5, 26, 79, 166, 381, 547, 1000, 1604, 2711, 3568, 5748, 7202, 10309, 13708, 18424, 21680, 29290, 33838, 43620, 53191, 65777, 74117, 92538, 108621, 129911, 150358, 177085, 194481, 234256, 255180, 295309, 334682, 383062, 430087, 495280, 531746 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 4 of A254827

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Sequence in context: A309451 A081886 A081530 * A145013 A096943 A166810

Adjacent sequences:  A254828 A254829 A254830 * A254832 A254833 A254834

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 08 2015

STATUS

approved

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Last modified June 25 03:59 EDT 2022. Contains 354835 sequences. (Running on oeis4.)