A203605
Number of nX3 0,1 arrays with adjacent row and column sums unequal.
Original entry on oeis.org
2, 20, 126, 728, 4374, 25788, 149794, 866692, 4989242, 28600208, 163479486, 932166044, 5304572502, 30137247224, 170986774826, 968989758580, 5485913976922, 31032085382272, 175409808771550, 990873450379996
Offset: 1
Some solutions for 4X4
..1..0..0....0..0..0....1..0..1....1..1..1....1..1..1....0..0..0....1..0..0
..0..1..1....0..0..1....1..1..1....0..1..1....0..0..1....1..1..0....0..0..0
..1..1..1....1..0..1....0..1..0....1..1..1....1..0..1....0..0..1....0..1..0
..0..1..0....1..0..0....1..0..1....1..1..0....1..0..0....1..0..1....0..1..1
A203604
Number of nX2 0,1 arrays with adjacent row and column sums unequal.
Original entry on oeis.org
2, 8, 20, 44, 116, 332, 900, 2268, 5716, 14892, 39268, 101820, 260532, 668300, 1727812, 4469404, 11506196, 29540332, 75933220, 195497084, 503093108, 1292802636, 3320226820, 8530094940, 21919963604, 56309625260, 144586811108
Offset: 1
Some solutions for 4X4
..0..0....1..0....0..0....1..1....1..0....1..1....0..1....1..1....1..0....1..1
..1..0....1..1....1..0....0..0....0..0....0..0....0..0....1..0....1..1....1..0
..0..0....1..0....1..1....0..1....1..0....0..1....0..1....1..1....0..0....1..1
..1..1....1..1....0..0....1..1....0..0....0..0....1..1....1..0....1..0....1..0
A203606
Number of nX4 0,1 arrays with adjacent row and column sums unequal.
Original entry on oeis.org
2, 44, 728, 10016, 129656, 1649668, 20742920, 256903112, 3151779352, 38451720324, 466959465212, 5648183965356, 68109502172416, 819331697005244, 9836181686366944, 117879822160978616, 1410647793481255432
Offset: 1
Some solutions for 4X4
..0..0..1..1....0..1..1..0....1..1..0..0....1..1..0..1....1..0..0..1
..0..0..0..1....0..0..1..0....1..0..1..1....0..0..1..0....0..0..1..0
..0..0..0..0....1..1..1..0....0..0..1..0....0..1..1..1....1..1..0..1
..1..0..0..0....1..1..1..1....1..1..1..1....0..1..0..1....1..1..0..0
A203607
Number of nX5 0,1 arrays with adjacent row and column sums unequal.
Original entry on oeis.org
2, 116, 4374, 129656, 3648810, 98676048, 2608783126, 67877862300, 1746486947416, 44565435574244, 1129996780198844, 28510044909875480, 716454082168853988, 17946032127185388064, 448311886163282442606, 11174089403833286592436
Offset: 1
Some solutions for 4X4
..0..1..1..0..0....0..0..1..0..1....0..0..1..0..0....1..1..1..1..0
..0..1..1..0..1....1..0..0..0..0....1..1..1..1..0....1..0..1..0..1
..1..0..0..0..1....1..0..1..0..0....1..1..1..1..1....0..0..0..1..1
..0..1..0..0..0....0..0..1..1..1....1..0..1..0..0....0..0..0..1..0
A203608
Number of nX6 0,1 arrays with adjacent row and column sums unequal.
Original entry on oeis.org
2, 332, 25788, 1649668, 98676048, 5616280768, 310153746516, 16801526882832, 897690327775816, 47468771461397680, 2490387212942596588
Offset: 1
Some solutions for 4X4
..0..0..1..1..0..0....0..1..0..0..0..1....0..0..1..0..1..0....1..0..0..0..0..1
..0..1..1..1..1..1....0..1..1..0..0..1....0..1..0..1..1..1....1..0..1..0..1..1
..0..1..1..1..0..1....1..0..0..0..0..0....0..0..1..1..1..0....1..1..1..1..1..1
..1..0..0..1..0..1....1..1..0..0..1..0....0..0..0..1..1..0....0..1..1..0..1..1
A203609
Number of nX7 0,1 arrays with adjacent row and column sums unequal.
Original entry on oeis.org
2, 900, 149794, 20742920, 2608783126, 310153746516, 35610018145138, 3993667091848452
Offset: 1
Some solutions for 4X4
..1..0..1..0..1..1..1....1..0..0..1..0..1..0....1..0..0..1..0..1..1
..1..1..1..1..1..1..1....0..0..1..0..1..1..1....1..1..0..0..1..1..1
..1..1..1..1..1..1..0....1..0..0..0..1..0..0....0..0..1..1..1..1..0
..0..0..0..0..1..0..0....1..1..1..0..0..1..0....0..0..1..1..0..1..0
Showing 1-6 of 6 results.
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