

A064297


Triangle of selfavoiding rook paths joining opposite corners of n X k board.


5



1, 1, 2, 1, 4, 12, 1, 8, 38, 184, 1, 16, 125, 976, 8512, 1, 32, 414, 5382, 79384, 1262816, 1, 64, 1369, 29739, 752061, 20562673, 575780564, 1, 128, 4522, 163496, 7110272, 336067810, 16230458696, 789360053252, 1, 256, 14934, 896476, 67005561
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OFFSET

1,3


REFERENCES

S. R. Finch, Mathematical Constants, Cambridge, 2003, pp. 331339.


LINKS



EXAMPLE

Triangle starts
1,
1, 2,
1, 4, 12,
1, 8, 38, 184,
1, 16, 125, 976, 8512,
1, 32, 414, 5382, 79384, 1262816,
1, 64, 1369, 29739, 752061, 20562673, 575780564,
1, 128, 4522, 163496, 7110272, 336067810, ...


CROSSREFS



KEYWORD



AUTHOR



STATUS

approved



