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A264209 Number of (3+1)X(n+1) arrays of permutations of 0..n*4+3 with each element having index change +-(.,.) 0,0 0,2 or 1,0. 1
25, 605, 14641, 223245, 3404025, 59040000, 1024000000, 17127328000, 286470082441, 4843377674701, 81887459590561, 1380241197441805, 23264438445654025, 392494549521588805, 6621779062667769361 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Row 3 of A264207.
LINKS
EXAMPLE
Some solutions for n=3
..2..1..0..3....2..3..0..1....2..3..6..1....0..5..2..3....2..3..0..1
..6..5..4..7....8..9..4..5....0..7..4..5....8..1..4.11....8..5..4..7
.10.11.14..9...10.13..6..7....8..9.10.11...12..9..6..7...10.13..6.11
..8.13.12.15...12.15.14.11...14.13.12.15...14.13.10.15...12..9.14.15
CROSSREFS
Cf. A264207.
Sequence in context: A170744 A362473 A218727 * A307145 A061614 A171330
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 08 2015
STATUS
approved

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Last modified April 18 03:33 EDT 2024. Contains 371767 sequences. (Running on oeis4.)