A209521
Number of nX2 0..7 arrays with every 2X2 subblock containing exactly one value repeat, and new values 0..7 introduced in row major order.
Original entry on oeis.org
2, 6, 57, 700, 10677, 193676, 4054358, 95534880, 2472405340, 68613576496, 1999809519672, 60231323048000, 1853103730499696, 57790053276242496, 1817609007303894496, 57472115932658904064, 1823283879810883824576
Offset: 1
Some solutions for n=5
..0..0....0..0....0..0....0..0....0..0....0..0....0..1....0..0....0..0....0..0
..1..2....1..2....1..2....1..2....1..2....1..2....0..2....1..2....1..2....1..2
..0..1....0..1....0..2....0..0....0..0....1..3....0..1....0..0....0..0....1..3
..2..0....0..2....3..0....3..4....1..2....0..3....3..3....1..2....2..3....0..0
..0..1....1..0....0..1....0..3....2..0....3..4....2..0....0..0....0..0....1..2
A209522
Number of nX3 0..7 arrays with every 2X2 subblock containing exactly one value repeat, and new values 0..7 introduced in row major order.
Original entry on oeis.org
5, 57, 2027, 107693, 7700397, 687132348, 71519658191, 8190834795146, 990354435624550, 123286203872982432, 15583473550178836892, 1985385176761852694734, 253978177065210815069458
Offset: 1
Some solutions for n=5
..0..0..0....0..0..1....0..0..0....0..0..0....0..0..1....0..1..0....0..0..0
..1..2..1....1..2..2....1..2..1....1..2..1....2..1..3....0..2..1....1..2..1
..0..0..1....0..0..1....3..2..3....0..0..0....3..1..0....0..1..0....0..0..0
..1..2..0....1..2..0....0..0..0....1..2..1....0..0..2....0..2..1....1..2..1
..0..0..1....2..0..1....1..2..1....3..2..3....1..2..1....1..1..0....3..1..0
A209523
Number of nX4 0..7 arrays with every 2X2 subblock containing exactly one value repeat, and new values 0..7 introduced in row major order.
Original entry on oeis.org
15, 700, 107693, 27323948, 9700576474, 4194606038254, 2002617518101082, 999998646599976052, 509185650061380676984, 261448697342101358568952, 134726519599100535344614118, 69532388907494477391456512054
Offset: 1
Some solutions for n=5
..0..0..0..1....0..1..0..0....0..0..0..0....0..0..0..0....0..0..0..0
..1..2..1..2....2..0..2..3....1..2..3..1....1..2..1..2....1..2..1..2
..0..0..0..0....2..1..1..1....2..0..2..1....0..0..1..0....3..1..4..4
..2..1..2..1....0..0..2..0....0..1..2..0....1..2..1..2....5..1..6..7
..2..0..0..0....2..3..0..1....0..2..0..1....0..0..2..3....2..1..5..5
A209524
Number of nX5 0..7 arrays with every 2X2 subblock containing exactly one value repeat, and new values 0..7 introduced in row major order.
Original entry on oeis.org
52, 10677, 7700397, 9700576474, 16484968944748, 31813625228165210, 64398780661554524050, 132601740316897661044124, 274696694967972306834304958, 570286527927816153297022623334
Offset: 1
Some solutions for n=5
..0..0..0..0..0....0..0..0..0..0....0..0..0..0..0....0..1..0..1..0
..1..2..1..2..1....1..2..1..2..1....1..2..1..2..3....0..2..2..0..2
..1..0..0..0..2....0..0..0..1..0....1..3..3..1..2....2..1..3..3..2
..3..1..4..1..1....3..1..2..2..1....4..4..5..1..4....4..4..1..0..0
..0..0..4..5..0....3..2..0..3..2....5..6..6..5..1....0..2..1..5..1
A209525
Number of nX6 0..7 arrays with every 2X2 subblock containing exactly one value repeat, and new values 0..7 introduced in row major order.
Original entry on oeis.org
203, 193676, 687132348, 4194606038254, 31813625228165210, 258381047085271692456, 2141993311657850070458667, 17864055554315250609266434532, 149250234599404559427873678874309
Offset: 1
Some solutions for n=5
..0..0..0..0..0..0....0..0..0..1..0..1....0..1..0..0..1..2....0..1..0..0..0..0
..1..2..1..2..1..3....1..2..1..3..0..2....0..2..2..1..2..0....0..2..2..1..2..3
..0..0..0..0..0..0....0..0..0..0..1..0....0..1..0..0..2..1....0..1..0..0..0..3
..4..5..4..5..6..1....1..2..1..2..2..0....1..3..1..2..1..0....1..4..4..1..2..2
..4..1..1..1..1..0....0..2..0..1..3..0....0..0..0..0..0..2....1..3..2..1..3..4
A209520
Number of n X n 0..7 arrays with every 2X2 subblock containing exactly one value repeat, and new values 0..7 introduced in row major order.
Original entry on oeis.org
1, 6, 2027, 27323948, 16484968944748, 258381047085271692456
Offset: 1
Some solutions for n=5
..0..0..0..0..0....0..0..0..0..0....0..0..0..1..0....0..0..0..0..1
..1..2..1..2..1....1..2..1..2..3....1..2..3..0..2....1..2..1..3..3
..2..3..2..0..0....1..3..3..1..2....0..0..2..0..1....2..0..0..0..1
..1..1..1..1..2....4..4..5..1..4....4..1..0..1..2....1..1..2..1..2
..0..2..0..2..0....5..6..6..5..1....1..2..0..2..0....0..2..0..0..0
A209526
Number of nX7 0..7 arrays with every 2X2 subblock containing exactly one value repeat, and new values 0..7 introduced in row major order.
Original entry on oeis.org
877, 4054358, 71519658191, 2002617518101082, 64398780661554524050, 2141993311657850070458667
Offset: 1
Some solutions for n=5
..0..0..0..0..0..1..0....0..0..0..0..0..0..0....0..0..0..0..1..2..0
..1..2..1..2..1..2..0....1..2..1..3..1..2..1....1..2..1..3..1..4..4
..1..3..2..4..2..0..1....2..3..3..0..0..0..0....0..0..2..1..4..2..0
..4..1..1..2..0..3..3....0..0..1..1..2..3..1....2..3..0..2..2..0..1
..0..0..2..3..3..2..0....1..4..0..2..0..2..2....1..2..2..1..3..0..3
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