cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

Showing 1-10 of 14 results. Next

A184242 Number of strings of numbers x(i=1..4) in 0..n with sum i^2*x(i)^2 equal to n^2*16.

Original entry on oeis.org

1, 1, 1, 1, 2, 2, 2, 1, 5, 3, 3, 2, 4, 4, 6, 1, 7, 8, 6, 3, 18, 8, 7, 2, 18, 7, 24, 4, 10, 21, 20, 1, 31, 13, 22, 8, 27, 15, 29, 3, 31, 38, 30, 8, 65, 20, 27, 2, 50, 32, 68, 7, 41, 59, 61, 4, 85, 30, 46, 21, 63, 40, 108, 1, 72, 78, 74, 13, 98, 73, 59, 8, 83, 55, 151, 15, 92, 104, 85, 3, 171
Offset: 1

Views

Author

R. H. Hardin Jan 10 2011

Keywords

Comments

Row 4 of A184240

Examples

			All solutions for n=5
..0....0
..0....0
..4....0
..4....5
		

A184243 Number of strings of numbers x(i=1..5) in 0..n with sum i^2*x(i)^2 equal to n^2*25.

Original entry on oeis.org

2, 2, 5, 3, 15, 11, 30, 5, 79, 30, 99, 30, 129, 63, 318, 30, 286, 188, 423, 71, 789, 239, 698, 170, 860, 325, 1624, 184, 1347, 799, 1566, 219, 2846, 764, 2300, 519, 2656, 1045, 4524, 468, 3630, 1996, 4138, 622, 6895, 1789, 5461, 1157, 5810, 2192, 10132, 994, 7632
Offset: 1

Views

Author

R. H. Hardin Jan 10 2011

Keywords

Comments

Row 5 of A184240

Examples

			All solutions for n=5
..0....4....0....1....5....5....0....0....5....0....4....0....5....3....1
..0....4....0....2....4....5....0....0....5....0....5....0....5....3....4
..5....3....0....4....2....4....4....3....2....0....1....5....0....2....4
..5....2....0....2....5....4....4....3....2....5....5....0....5....3....1
..0....4....5....4....2....2....3....4....4....3....2....4....2....4....4
		

A184233 Number of strings of numbers x(i=1..n) in 0..2 with sum i^2*x(i)^2 equal to n^2*4.

Original entry on oeis.org

1, 1, 1, 1, 2, 4, 4, 7, 19, 47, 71, 207, 474, 1077, 2262, 4729, 9770, 18932, 39277, 75259, 142407, 269217, 504234, 930683, 1699058, 3071779, 5553557, 9841969, 17407209, 30656831, 53305283, 92690067, 159391413, 274236367, 467061289, 794526219
Offset: 1

Views

Author

R. H. Hardin Jan 10 2011

Keywords

Comments

Column 2 of A184240

Examples

			All solutions for n=5
..0....0
..0....0
..0....2
..0....2
..2....0
		

A184234 Number of strings of numbers x(i=1..n) in 0..3 with sum i^2*x(i)^2 equal to n^2*9.

Original entry on oeis.org

1, 1, 2, 1, 5, 5, 41, 36, 199, 420, 1377, 4140, 10728, 36839, 87400, 283225, 660812, 1940633, 4609045, 12276261, 29878104, 73822900, 181872899, 428160287, 1053371836, 2416581766, 5864707345, 13309989382, 31614183273, 71451195226
Offset: 1

Views

Author

R. H. Hardin Jan 10 2011

Keywords

Comments

Column 3 of A184240

Examples

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

A184235 Number of strings of numbers x(i=1..n) in 0..4 with sum i^2*x(i)^2 equal to n^2*16.

Original entry on oeis.org

1, 1, 1, 1, 3, 15, 31, 119, 555, 2138, 9548, 33391, 136682, 468971, 1753525, 5789709, 19745186, 63565260, 203046061, 638284176, 1947963410, 5979604119, 17725544038, 53252284414, 155128241215, 456635560332, 1314718658955, 3796821176997
Offset: 1

Views

Author

R. H. Hardin Jan 10 2011

Keywords

Comments

Column 4 of A184240

Examples

			All solutions for n=5
..2....0....0
..1....0....0
..2....4....0
..4....4....0
..2....0....4
		

A184236 Number of strings of numbers x(i=1..n) in 0..5 with sum i^2*x(i)^2 equal to n^2*25.

Original entry on oeis.org

1, 1, 1, 2, 15, 24, 213, 356, 2531, 9710, 46519, 244683, 891784, 4720805, 16462599, 78516038, 276022161, 1161269082, 4197268616, 15926278724, 58682897472, 207708273846, 766346150693, 2617679503224, 9515642240343, 32088717865889
Offset: 1

Views

Author

R. H. Hardin Jan 10 2011

Keywords

Comments

Column 5 of A184240

Examples

			Some solutions for n=7
..2....4....0....0....0....2....2....1....1....0....4....2....4....4....4....1
..1....1....0....2....4....2....3....3....1....1....1....5....5....5....2....2
..2....4....4....3....4....3....4....4....0....0....0....4....5....5....1....0
..2....1....2....4....2....1....1....1....5....4....4....5....0....3....5....0
..2....3....0....2....1....0....4....2....0....5....0....2....2....4....0....2
..4....1....4....4....2....3....4....2....1....2....5....1....0....2....0....3
..3....4....3....2....4....4....1....4....4....2....1....3....4....2....4....4
		

A184237 Number of strings of numbers x(i=1..n) in 0..6 with sum i^2*x(i)^2 equal to n^2*36.

Original entry on oeis.org

1, 1, 2, 2, 11, 43, 176, 962, 5920, 32442, 200063, 1001781, 5741231, 27193559, 138909230, 637035484, 2950387477, 13201021106, 57236617635, 249376811696, 1038248236269, 4406834227368, 17966062720649, 74439378783079
Offset: 1

Views

Author

R. H. Hardin Jan 10 2011

Keywords

Comments

Column 6 of A184240

Examples

			All solutions for n=5
..0....4....4....6....4....6....0....0....0....6....0
..5....2....6....4....4....6....0....0....4....4....5
..0....6....6....0....4....4....0....6....2....4....4
..5....3....1....5....6....6....0....6....5....4....4
..4....4....4....4....2....0....6....0....4....4....4
		

A184238 Number of strings of numbers x(i=1..n) in 0..7 with sum i^2*x(i)^2 equal to n^2*49.

Original entry on oeis.org

1, 1, 1, 2, 30, 47, 706, 2108, 19178, 97714, 592976, 4314051, 20748316, 146773816, 682184037, 4255325221, 20091607500, 109644051939, 531805180789, 2616813468267, 12881990830635, 59476915385038, 291195760216883
Offset: 1

Views

Author

R. H. Hardin Jan 10 2011

Keywords

Comments

Column 7 of A184240

Examples

			Some solutions for n=5
..0....4....6....6....1....1....2....4....2....6....6....1....4....0....0....2
..5....7....0....3....0....3....7....2....2....4....6....2....1....5....3....7
..5....6....5....4....6....4....4....1....6....6....2....6....6....3....5....5
..0....2....2....7....0....3....4....7....4....6....7....7....4....3....2....5
..6....5....6....3....6....6....5....4....5....3....3....2....5....6....6....4
		

A184241 Number of strings of numbers x(i=1..3) in 0..n with sum i^2*x(i)^2 equal to n^2*9.

Original entry on oeis.org

1, 1, 2, 1, 1, 2, 1, 1, 3, 2, 2, 2, 2, 2, 4, 1, 2, 3, 4, 2, 4, 2, 3, 2, 2, 4, 7, 2, 2, 6, 3, 1, 8, 2, 4, 3, 6, 5, 6, 2, 7, 7, 5, 2, 8, 5, 3, 2, 5, 4, 11, 4, 4, 8, 7, 2, 11, 2, 6, 6, 5, 4, 11, 1, 7, 11, 8, 2, 13, 7, 6, 3, 8, 8, 14, 5, 9, 9, 8, 2, 14, 8, 6, 7, 7, 7, 16, 2, 8, 12, 10, 5, 12, 5, 13, 2, 5, 8, 20, 4
Offset: 1

Views

Author

R. H. Hardin Jan 10 2011

Keywords

Comments

Row 3 of A184240

Examples

			All solutions for n=5
..0
..0
..5
		

A184244 Number of strings of numbers x(i=1..6) in 0..n with sum i^2*x(i)^2 equal to n^2*36.

Original entry on oeis.org

1, 4, 5, 15, 24, 43, 47, 88, 155, 251, 249, 349, 507, 720, 749, 1002, 1438, 1751, 1910, 2431, 3030, 3625, 3897, 4584, 5894, 6846, 6879, 8493, 10156, 11249, 11983, 13735, 16308, 18377, 19221, 22206, 25875, 27872, 29558, 32577, 37842, 39803, 42223, 48488
Offset: 1

Views

Author

R. H. Hardin Jan 10 2011

Keywords

Comments

Row 6 of A184240

Examples

			Some solutions for n=5
..0....0....2....0....0....4....0....0....4....4....0....2....0....4....0....4
..4....5....4....2....4....2....0....2....4....5....4....4....3....0....5....2
..4....0....4....4....2....4....0....4....0....4....2....0....4....4....0....2
..4....5....3....1....4....5....0....2....3....2....5....4....3....1....4....4
..4....4....4....4....4....0....0....2....2....0....4....0....0....4....4....0
..1....0....2....3....2....3....5....4....4....4....0....4....4....3....2....4
		
Showing 1-10 of 14 results. Next