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A224307 Number of nX5 0..2 arrays with diagonals and rows unimodal and antidiagonals nondecreasing 1
86, 1915, 20214, 164514, 1258372, 9829605, 80083648, 677557164, 5882182248, 51821072499, 459888653374, 4094603418389, 36504683598749, 325625769512292, 2905345619322972, 25926555852863165, 231390081746732292 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A224310

LINKS

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

R. H. Hardin, Empirical recurrence of order 61

FORMULA

Empirical recurrence of order 61 (see link above)

EXAMPLE

Some solutions for n=3

..0..0..2..1..0....0..0..1..1..1....0..0..0..1..1....0..1..1..0..0

..0..2..2..2..1....0..1..1..1..1....0..0..1..2..1....1..2..2..1..0

..2..2..2..2..1....1..2..1..1..0....1..2..2..1..0....2..2..1..1..1

CROSSREFS

Sequence in context: A224187 A223930 A224054 * A224371 A055534 A230783

Adjacent sequences:  A224304 A224305 A224306 * A224308 A224309 A224310

KEYWORD

nonn

AUTHOR

R. H. Hardin Apr 03 2013

STATUS

approved

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Last modified June 30 19:43 EDT 2022. Contains 354945 sequences. (Running on oeis4.)