A247922 Number of length n+4 0..3 arrays with some disjoint pairs in every consecutive five terms having the same sum

824, 2760, 9248, 31092, 104692, 352744, 1189016, 4008988, 13519544, 45597176, 153792912, 518737478, 1749714774, 5901910556, 19907726612, 67151025042, 226508594218, 764042220464, 2577213857582, 8693283380248, 29323606061958

Offset

1,1

Comments

Column 3 of A247927

Links

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

R. H. Hardin, Empirical recurrence of order 79

Formula

Empirical recurrence of order 79 (see link above)

Example

Some solutions for n=5
..0....2....2....2....0....1....1....3....2....2....2....0....1....3....3....1
..0....0....3....3....0....3....3....2....1....1....1....2....3....0....0....1
..1....3....1....3....2....2....3....3....1....0....1....3....2....3....2....3
..1....3....2....2....3....3....0....0....2....1....2....2....0....0....1....3
..0....0....3....1....1....0....2....2....3....2....3....1....2....3....3....2
..2....2....2....2....2....2....1....1....2....0....0....1....1....0....1....2
..1....0....3....0....0....1....2....2....1....3....1....3....3....2....3....3
..0....2....3....0....1....0....1....0....1....0....0....3....3....1....1....1
..3....3....3....3....2....2....3....0....0....1....2....3....2....2....3....3

Crossrefs

Sequence in context: A033531 A088360 A057002 * A283201 A283731 A236793

Adjacent sequences: A247919 A247920 A247921 * A247923 A247924 A247925

Keyword

nonn

Author

R. H. Hardin, Sep 26 2014

Status

approved