A248075 Number of length 7+5 0..n arrays with some disjoint triples in each consecutive six terms having the same sum

32, 4113, 84604, 1099415, 6782344, 35238445, 122502768, 383781973, 956832428, 2228676847, 4532469356, 8744402681, 15472691896, 26418513681, 42465467048, 66424863513, 99545508016, 146099364767, 207678142824, 290456586837

Offset

1,1

Comments

Row 7 of A248068

Links

R. H. Hardin, Table of n, a(n) for n = 1..28

Example

Some solutions for n=3
..2....2....3....0....3....1....1....2....1....2....3....3....1....0....3....3
..3....0....3....2....0....0....2....2....1....1....0....3....1....2....0....1
..0....0....3....0....3....1....1....2....1....2....2....2....2....1....0....2
..1....0....1....2....0....1....0....0....0....2....1....3....0....0....2....1
..1....1....2....3....2....2....1....1....2....1....1....1....2....0....1....0
..3....3....2....1....2....3....1....1....1....2....1....0....0....1....2....3
..0....2....3....2....1....3....1....2....1....0....1....3....3....2....1....1
..3....0....3....2....0....2....2....0....1....3....0....1....1....2....2....1
..2....0....1....2....3....3....1....2....1....0....2....2....2....1....2....0
..1....0....1....2....2....1....0....0....0....2....1....3....0....2....2....1
..3....1....0....3....0....0....1....3....0....1....1....1....0....0....3....0
..1....1....0....1....2....1....1....3....1....0....3....2....2....3....2....3

Crossrefs

Sequence in context: A304401 A328275 A291829 * A248000 A278302 A071310

Adjacent sequences: A248072 A248073 A248074 * A248076 A248077 A248078

Keyword

nonn

Author

R. H. Hardin, Sep 30 2014

Status

approved