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A323561
Number of rooted self-avoiding king's walks of n moves on an infinite chessboard with first move specified.
4
2, 14, 92, 584, 3644, 22482, 137626, 837466, 5072590, 30611376, 184171252, 1105262004, 6618842522, 39564403462, 236123357538, 1407249202976, 8376673823516
OFFSET
1,1
COMMENTS
The first move is either (0,0) -> (1,0) or (0,0) -> (1,1). Rotated paths are not counted separately.
KEYWORD
nonn,walk,more
AUTHOR
Hugo Pfoertner, Jan 17 2019
STATUS
approved