A189501
Number of arrangements of 5 nonzero numbers x(i) in -n..n with the sum of floor(x(i)/x(i+1)) equal to zero.
Original entry on oeis.org
12, 136, 928, 3388, 9394, 22088, 45892, 86416, 152136, 251964, 400562, 608572, 895302, 1288110, 1800136, 2460254, 3306706, 4375254, 5709802, 7332744, 9299616, 11690792, 14567750, 17952362, 21909788, 26581910, 32027018, 38302012, 45552824
Offset: 1
Some solutions for n=5
..4...-1...-2....5...-4....2....2...-1...-4...-1....2...-3...-5...-1....5....1
..4...-2....2....2....3...-5...-5....3...-1....5...-2....5....4....3....5...-4
.-5....3....3....2....2....5...-5....5....4....3...-5....3...-4...-3....2....4
.-3....5....5...-5...-2...-4....4....2...-2....2....3...-2...-4...-4...-1....2
..3....4....3....4...-1...-1....2...-3....2...-2....1...-1...-2...-2....2....3
A189502
Number of arrangements of 6 nonzero numbers x(i) in -n..n with the sum of floor(x(i)/x(i+1)) equal to zero.
Original entry on oeis.org
0, 550, 4920, 24806, 85480, 238836, 567774, 1218778, 2397016, 4388664, 7630748, 12628448, 20067182, 30962660, 46263140, 67394664, 96114728, 134386478, 184598554, 249470222, 331776594, 436360316, 567697448, 729535354, 926393324
Offset: 1
Some solutions for n=5
..1....4...-1...-1....1....4....1....3....1...-2...-3....5...-1....5....1....3
.-2....5...-5...-3....5....1...-1...-2...-1...-1...-3...-5...-3...-5...-5...-2
.-2....3....5....2....5...-3...-4...-3....4....1....5...-4...-4...-2...-3....3
.-1...-3....5....2...-4...-3...-3...-2....1...-5...-5....3...-5...-5...-2....1
..2...-3....3...-2...-2....1...-3...-1....5...-5....3....1...-3....4....4...-5
.-2....5...-4...-1....5...-3....5....4...-4....5....1...-5....5....3....5...-5
A189503
Number of arrangements of 7 nonzero numbers x(i) in -n..n with the sum of floor(x(i)/x(i+1)) equal to zero.
Original entry on oeis.org
40, 1892, 27508, 182634, 787412, 2642358, 7269852, 17692662, 38791846, 78583484, 149461616, 269390980, 462294730, 765448244, 1224516760, 1898713570, 2870678078, 4243248920, 6141093956, 8731426052, 12179866066, 16758644852
Offset: 1
Some solutions for n=5
..2...-3...-3...-2...-1...-3...-1....1....2...-2...-2...-4...-1....1....1....2
.-5...-5...-4...-5...-5...-4...-5...-5...-4...-5...-4...-4...-5...-4...-4...-5
.-3....2....3...-3...-2....2....2...-2...-5...-2...-4....4....4...-5....3...-4
.-3...-4....2....5...-2...-4....3....2....5...-5....5....2...-5...-3....5....2
..2...-4....1...-4....2...-2....2....5....2....4...-5...-3...-2....5....1....2
..5...-1....4...-2...-3...-1....1...-5....3...-5...-3....4...-3....3...-3....4
..5....1...-5...-4....5....3....4...-3....4...-3...-5....5...-2....5....4....3
A189504
Number of arrangements of 8 nonzero numbers x(i) in -n..n with the sum of floor(x(i)/x(i+1)) equal to zero.
Original entry on oeis.org
0, 7384, 152358, 1350418, 7250142, 29261538, 93830584, 260746932, 640437244, 1434950142, 2985187290, 5855131794, 10847051914, 19293465580, 33015900952, 54518107984, 87418596734, 136633143572, 208413957692, 311534423834
Offset: 1
Some solutions for n=5
.-5...-4...-5...-5...-5...-5...-5...-4...-5...-5...-5...-4...-5...-5...-4...-5
.-5...-5...-5...-5...-5...-5...-5...-5...-5...-5...-5...-5...-5...-5...-5...-5
..2...-4....5...-3...-4...-2...-3...-3...-5...-2...-4...-4....2...-2...-5...-5
.-4....4....5....3....5....3...-4...-4....1...-5....3....3....1...-4....2...-4
.-2...-5....3...-4....1...-5....2...-1....4....5....1....2....1...-2...-2...-4
..4...-2....5....3...-1...-2....5....5....3...-3...-4...-1...-2....5...-1...-4
..5....1...-5....3....4....1....4...-2....1....4....5...-5...-3...-5...-2....4
..2....1....5....2...-1...-4...-4....5...-1....4...-5...-2...-5....2...-2...-1
A189505
Number of arrangements of 9 nonzero numbers x(i) in -n..n with the sum of floor(x(i)/x(i+1)) equal to zero.
Original entry on oeis.org
140, 26816, 852940, 10077438, 67449574, 326423068, 1218634086, 3870426602, 10678039872, 26541186546, 60515390904, 129217908546, 258501393812, 493822993858, 903540678414, 1589111278140, 2702453254684, 4467233004764
Offset: 1
Some solutions for n=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...-5...-5...-5...-5...-5...-5...-5...-5
.-4...-5...-5...-5...-5...-5...-5...-5...-5...-5...-5...-5...-5...-5...-4...-5
.-5....3....4....1...-1....3...-1....3...-4....2....5...-4...-1....3...-3....4
.-2....2....5...-1...-5...-5....1....3...-5...-3...-4...-4....1....3...-2....4
..4....5...-3...-1....4...-4...-5...-4....5...-2...-5...-3....4...-5....3...-3
.-1....5...-2....4...-2....3....2....3....2...-1...-2....3....5....4....3....3
..2...-5...-5....2....5....5...-2...-3...-5...-2...-5...-1...-1....3...-5....1
..1....5...-5....1...-4....2....4...-1....2....2....5....3....1....2....2...-1
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