A189851 Number of ways to place n nonattacking composite pieces rook + rider[1,4] on an n X n chessboard.
1, 2, 6, 24, 48, 182, 868, 5752, 22952, 131766, 912964, 7556978, 52602390, 432795244, 4121203656, 44335718598, 416447624724
Offset: 1
Links
- V. Kotesovec, Number of ways of placing non-attacking queens, kings, bishops and knights (in English and Czech)
- Wikipedia, Fairy chess piece
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