A184246
Number of strings of numbers x(i=1..8) in 0..n with sum i^2*x(i)^2 equal to n^2*64.
Original entry on oeis.org
1, 7, 36, 119, 356, 962, 2108, 3719, 6688, 13801, 22721, 31805, 53339, 85156, 116609, 170040, 238737, 320840, 472344, 605257, 737793, 1090166, 1402987, 1569629, 2180697, 2805865, 3201284, 4201109, 5157244, 5875951, 7814021, 9055272, 9955491
Offset: 1
Some solutions for n=5
..4....5....3....2....5....4....5....1....3....0....4....2....2....3....0....5
..0....5....1....1....5....0....2....0....5....5....0....5....3....0....5....0
..0....5....3....4....1....4....3....5....5....0....0....4....0....1....2....5
..1....0....4....0....3....5....5....1....1....3....0....3....2....1....5....0
..4....5....5....2....5....4....1....5....1....2....4....2....4....3....2....1
..2....4....4....3....0....4....1....1....0....1....2....3....5....5....5....1
..0....1....1....0....3....0....3....3....5....2....4....4....2....3....0....5
..4....0....0....4....2....1....3....2....0....4....2....0....0....0....1....1
A184232
Number of strings of numbers x(i=1..n) in 0..n with sum i^2*x(i)^2 equal to n^4.
Original entry on oeis.org
1, 1, 2, 1, 15, 43, 706, 3719, 85718, 1186420, 21953477, 511276432, 9623532968, 260312395764
Offset: 1
All solutions for n=5
..5....3....5....4....0....0....0....1....1....5....0....4....5....0....0
..5....3....5....4....0....0....0....4....2....4....0....5....5....0....0
..4....2....2....3....5....3....4....4....4....2....0....1....0....5....0
..4....3....2....2....5....3....4....1....2....5....0....5....5....0....5
..2....4....4....4....0....4....3....4....4....2....5....2....2....4....3
A184239
Number of strings of numbers x(i=1..n) in 0..8 with sum i^2*x(i)^2 equal to n^2*64.
Original entry on oeis.org
1, 1, 1, 1, 5, 88, 571, 3719, 32608, 229978, 1944146, 12785619, 92175303, 562796025, 3586783831, 21282332690, 123857108265, 711033477793, 3887110307164, 21647422702326, 114426238905952, 619561557445710
Offset: 1
All solutions for n=5
..0....4....4....6....0
..0....2....8....7....0
..8....4....4....6....0
..8....8....7....3....0
..0....4....4....6....8
A184245
Number of strings of numbers x(i=1..7) in 0..n with sum i^2*x(i)^2 equal to n^2*49.
Original entry on oeis.org
2, 4, 41, 31, 213, 176, 706, 571, 2355, 1508, 5431, 3445, 10802, 6673, 22692, 13525, 39450, 21062, 62786, 39829, 103520, 54727, 160264, 88909, 241185, 123101, 329276, 192191, 488530, 242300, 650781, 371934, 859075, 437857, 1241808, 621669, 1539413
Offset: 1
Some solutions for n=5
..0....5....2....2....1....2....2....1....1....4....4....4....4....2....4....4
..4....3....3....0....0....2....2....3....3....1....3....3....4....0....4....5
..4....2....4....3....2....3....2....4....4....4....4....4....5....5....3....5
..2....4....1....4....1....5....3....1....3....2....2....4....0....5....3....2
..1....2....4....2....4....4....4....2....0....3....5....4....2....4....4....0
..2....4....4....0....4....3....4....2....5....4....2....3....1....0....3....1
..4....2....1....4....2....0....1....4....0....2....2....1....4....2....2....4
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