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 A167239 Number of ways to partition a 5*n X 2 grid into 5 connected equal-area regions 0
 8, 64, 288, 880, 2120, 4368, 8064, 13728, 21960, 33440, 48928, 69264 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Table of n, a(n) for n=1..12. EXAMPLE Some solutions for n=4 ...1.1...1.1...1.1...1.1...1.1...1.1...1.1...1.1...1.1...1.1...1.1...1.1...1.1 ...1.1...1.2...1.1...1.1...1.1...2.1...1.1...2.1...1.1...1.2...1.1...1.1...1.1 ...1.1...1.2...2.1...1.2...2.1...2.1...1.2...2.1...1.1...1.2...1.1...1.2...1.1 ...2.1...1.2...2.1...1.2...2.1...2.1...1.2...2.1...1.2...1.2...2.1...1.2...1.2 ...2.1...1.2...2.1...1.2...2.1...2.1...1.2...2.1...1.2...1.2...2.1...1.2...1.2 ...2.2...1.2...2.1...1.2...2.1...2.1...1.2...2.1...2.2...1.2...2.2...1.2...2.2 ...2.2...1.2...2.2...3.2...2.2...2.1...2.2...2.1...2.2...1.2...2.2...2.2...2.2 ...2.2...3.2...2.2...3.2...2.2...2.2...2.2...2.3...3.2...2.2...2.3...2.2...3.2 ...3.4...3.2...3.3...3.2...3.3...3.3...3.3...2.3...3.2...3.3...2.3...3.3...3.2 ...3.4...3.3...3.3...3.2...3.3...3.3...3.3...3.3...3.3...3.3...3.3...3.3...3.3 ...3.4...3.3...3.3...3.3...3.3...3.3...3.3...3.3...3.3...4.3...3.3...3.3...3.3 ...3.4...3.4...4.3...3.3...3.3...3.3...4.3...3.4...4.3...4.3...3.3...3.3...3.3 ...3.4...3.4...4.3...4.4...4.4...4.4...4.3...3.4...4.3...4.3...4.4...4.4...4.5 ...3.4...4.4...4.5...4.4...4.5...4.4...4.4...4.4...4.4...4.3...4.4...4.4...4.5 ...3.4...5.4...4.5...4.5...4.5...4.4...5.4...4.4...4.5...4.4...4.4...4.4...4.5 ...3.4...5.4...4.5...4.5...4.5...5.4...5.4...4.5...4.5...4.5...5.4...4.5...4.5 ...5.5...5.4...4.5...4.5...4.5...5.4...5.4...4.5...4.5...4.5...5.4...4.5...4.5 ...5.5...5.4...4.5...4.5...4.5...5.5...5.4...5.5...4.5...5.5...5.5...5.5...4.5 ...5.5...5.5...4.5...5.5...4.5...5.5...5.5...5.5...5.5...5.5...5.5...5.5...4.5 ...5.5...5.5...5.5...5.5...5.5...5.5...5.5...5.5...5.5...5.5...5.5...5.5...4.5 CROSSREFS Sequence in context: A045825 A208143 A189265 * A236554 A173502 A223670 Adjacent sequences: A167236 A167237 A167238 * A167240 A167241 A167242 KEYWORD nonn AUTHOR R. H. Hardin Oct 31 2009 STATUS approved

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