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.

A226003 Number of pairs of orthogonal (-5,7) vectors of length 12*n.

Original entry on oeis.org

63360, 4403255070720, 50389229527931289600, 691039017279131756475187200, 11230803011407677754405600949698560, 162663217362852128754854119225357687062528
Offset: 1

Views

Author

R. H. Hardin, May 22 2013

Keywords

Comments

Row 17 of A225987.

Examples

			Some solutions for n=1
..7..7....7..7...-5.-5...-5..7...-5..7...-5..7...-5..7...-5.-5...-5..7....7..7
.-5..7...-5..7...-5.-5....7..7....7.-5....7..7....7..7...-5.-5....7..7....7..7
.-5..7....7.-5...-5..7....7..7....7.-5....7..7...-5..7...-5.-5....7.-5...-5..7
.-5..7....7..7...-5.-5....7.-5...-5.-5....7.-5...-5..7...-5.-5....7..7....7.-5
.-5..7....7.-5...-5.-5...-5..7...-5..7...-5..7....7..7...-5..7...-5..7....7..7
..7.-5....7..7....7.-5...-5..7...-5.-5...-5..7...-5..7...-5..7....7..7...-5..7
..7..7....7..7....7.-5....7..7...-5.-5...-5..7...-5..7...-5.-5....7.-5....7.-5
.-5..7....7.-5...-5.-5...-5..7...-5.-5....7.-5....7..7...-5.-5...-5..7...-5..7
..7..7...-5..7....7.-5....7.-5...-5.-5....7..7....7..7...-5.-5....7.-5....7.-5
.-5..7....7..7....7.-5....7..7...-5.-5....7..7...-5..7....7.-5....7..7....7..7
..7..7....7.-5...-5.-5....7.-5...-5..7....7..7....7..7....7.-5....7.-5...-5..7
..7..7....7.-5...-5.-5....7..7...-5.-5...-5..7....7.-5....7.-5....7..7....7..7

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