A196814 Number of ways to place n nonattacking nightriders on an n X n cylindrical board.

1, 4, 6, 84, 120, 784, 280, 40816, 13806, 1361706, 110990, 142633176, 4263454, 197730660, 9246172320

Offset: 1

Author

Vaclav Kotesovec, Oct 06 2011

Keywords

• nonn
• hard

Links

• V. Kotesovec, Non-attacking chess pieces

Crossrefs

Cf. A190393, A196810, A196811, A172141, A173429