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 1-6 of 6 results.

A223587 Number of nX3 0..1 arrays with every row having the same least squares slope fit to a straight line, and every column the same least squares slope fit to a straight line, with a single point array taken as having zero slope.

Original entry on oeis.org

8, 10, 32, 44, 192, 296, 1744, 2838, 18736, 32016, 221344, 388830, 2758976, 4941116, 35662528, 64786608, 473507728, 869683644, 6418667904, 11892172228, 88460803136, 165061529924, 1235762441328, 2319452057140, 17458917553440
Offset: 1

Views

Author

R. H. Hardin Mar 22 2013

Keywords

Comments

Column 3 of A223592

Examples

			Some solutions for n=3
..0..0..0....0..1..0....1..0..1....1..0..0....0..0..0....1..1..1....1..1..1
..1..0..1....0..0..0....1..0..1....1..0..0....0..1..0....1..1..1....1..1..1
..1..1..1....0..1..0....1..0..1....1..0..0....0..0..0....0..0..0....1..1..1
		

A223588 Number of nX4 0..1 arrays with every row having the same least squares slope fit to a straight line, and every column the same least squares slope fit to a straight line, with a single point array taken as having zero slope.

Original entry on oeis.org

16, 18, 44, 56, 212, 316, 1788, 2878, 18844, 32116, 221652, 389110, 2759924, 4941976, 35665572, 64789396, 473517820, 869692952, 6418702132, 11892204000, 88460921156, 165061640176, 1235762853852, 2319452444592, 17458919011636
Offset: 1

Views

Author

R. H. Hardin Mar 22 2013

Keywords

Comments

Column 4 of A223592

Examples

			Some solutions for n=3
..0..0..0..0....1..0..1..1....1..0..0..1....1..0..1..1....0..0..1..0
..1..0..0..1....1..0..1..1....0..0..0..0....0..0..1..0....0..0..1..0
..0..0..0..0....1..0..1..1....1..0..0..1....1..0..1..1....0..0..1..0
		

A223589 Number of nX5 0..1 arrays with every row having the same least squares slope fit to a straight line, and every column the same least squares slope fit to a straight line, with a single point array taken as having zero slope.

Original entry on oeis.org

32, 34, 192, 212, 1664, 2008, 30512, 38758, 812928, 1167112, 27692576, 42393166, 1067193696, 1706037736, 44476831136, 73308442324, 1959545679600, 3304165455088, 90046303158656, 154554359473180, 4277914931997120
Offset: 1

Views

Author

R. H. Hardin Mar 22 2013

Keywords

Comments

Column 5 of A223592

Examples

			Some solutions for n=3
..1..1..0..1..0....1..1..0..1..1....1..0..1..1..1....1..0..0..1..1
..1..0..1..0..0....1..0..0..0..1....0..0..1..1..0....0..0..1..1..0
..1..1..0..1..0....1..1..0..1..1....1..0..1..1..1....1..0..0..1..1
		

A223586 Number of n X n 0..1 arrays with every row having the same least squares slope fit to a straight line, and every column the same least squares slope fit to a straight line, with a single point array taken as having zero slope.

Original entry on oeis.org

2, 6, 32, 56, 1664, 2352, 1123232, 929038, 9405893184
Offset: 1

Views

Author

R. H. Hardin Mar 22 2013

Keywords

Comments

Diagonal of A223592

Examples

			Some solutions for n=3
..1..1..1....0..1..0....0..1..0....0..0..0....1..0..0....1..0..0....0..0..0
..1..1..1....0..0..0....1..1..1....1..0..1....1..1..0....1..0..0....1..0..1
..1..1..1....0..1..0....0..1..0....0..0..0....1..0..0....1..0..0....1..1..1
		

A223590 Number of n X 6 0..1 arrays with every row having the same least squares slope fit to a straight line, and every column the same least squares slope fit to a straight line, with a single point array taken as having zero slope.

Original entry on oeis.org

64, 66, 296, 316, 2008, 2352, 31192, 39542, 804584, 1161184, 27446296, 42224950, 1062052936, 1702711152, 44370512696, 73241252508, 1957264012760, 3302740654392, 89994635023384, 154522299452260, 4276701436279160
Offset: 1

Views

Author

R. H. Hardin, Mar 22 2013

Keywords

Comments

Column 6 of A223592.

Examples

			Some solutions for n=3
..0..0..0..0..0..0....0..1..1..1..1..0....0..1..1..1..1..0....1..0..0..0..0..1
..1..0..0..0..0..1....0..1..1..1..1..0....0..0..1..1..0..0....0..1..1..1..1..0
..0..0..0..0..0..0....0..1..1..1..1..0....0..1..1..1..1..0....1..0..0..0..0..1
		

Crossrefs

Cf. A223592.

A223591 Number of nX7 0..1 arrays with every row having the same least squares slope fit to a straight line, and every column the same least squares slope fit to a straight line, with a single point array taken as having zero slope.

Original entry on oeis.org

128, 130, 1744, 1788, 30512, 31192, 1123232, 998326, 70377392, 67719592, 7247150528, 7292561038, 965453254352
Offset: 1

Views

Author

R. H. Hardin Mar 22 2013

Keywords

Comments

Column 7 of A223592

Examples

			Some solutions for n=3
..1..0..0..0..1..1..1....1..1..0..1..0..0..0....1..0..1..0..1..1..0
..0..1..0..1..0..1..1....1..1..1..0..1..0..0....0..0..1..0..0..0..0
..1..0..0..0..1..1..1....1..1..0..1..0..0..0....1..0..1..0..1..1..0
		
Showing 1-6 of 6 results.