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 A264347 Number of (7+1)X(n+1) arrays of permutations of 0..n*8+7 with each element having index change +-(.,.) 0,0 0,1 or 1,2. 1
 256, 75025, 49000000, 10878455069, 4241136597604, 1400983500645217, 513959727627375369, 177045004728184406986, 63460182455433271780660, 22401940593595999915880850, 7987037973987954760973196580 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Row 7 of A264341. LINKS R. H. Hardin, Table of n, a(n) for n = 1..15 EXAMPLE Some solutions for n=2 ..1..0..2....0..1..2....0..1..2....5..1..2....0..2..1....5..1..2....0..1..2 ..3..4..5....4..3..5....3..4..5....3..4..0....3..4..5....4..3..0....3..4..5 ..6..8..7....6..7..8....6..8..7....6..7..8....7..6..8....6..7..8....7..6..8 .10..9.11....9.10.11....9.10.11....9.11.10...10..9.11....9.10.11...14.11.10 .13.12.14...12.13.14...17.13.14...12.13.14...17.13.14...13.12.14...12.13..9 .15.17.16...20.16.17...15.16.12...15.17.16...20.16.12...20.17.16...15.16.17 .23.20.19...18.19.15...23.20.19...18.20.19...23.19.15...23.19.15...18.19.20 .22.21.18...21.23.22...22.21.18...21.22.23...22.21.18...21.22.18...21.23.22 CROSSREFS Cf. A264341. Sequence in context: A144322 A223266 A222101 * A223199 A207295 A205927 Adjacent sequences: A264344 A264345 A264346 * A264348 A264349 A264350 KEYWORD nonn AUTHOR R. H. Hardin, Nov 11 2015 STATUS approved

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Last modified February 24 07:07 EST 2024. Contains 370294 sequences. (Running on oeis4.)