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A049604 Array T read by diagonals: T(i,j)=least number of knight's moves on unbounded chessboard from corner (0,0) to square (i,j). 8
0, 3, 3, 2, 4, 2, 3, 1, 1, 3, 2, 2, 4, 2, 2, 3, 3, 3, 3, 3, 3, 4, 4, 2, 2, 2, 4, 4, 5, 3, 3, 3, 3, 3, 3, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 3, 3, 3, 3, 5, 5, 5, 6, 6, 4, 4, 4, 4, 4, 4, 4, 6, 6, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 6, 6, 6, 6, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 7, 7, 7 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Alois P. Heinz, Antidiagonals n = 0..140, flattened

EXAMPLE

Array T begins:

0, 3, 2, 3, 2, 3, 4, 5, 4, 5, 6, ...

3, 4, 1, 2, 3, 4, 3, 4, 5, 6, 5, ...

2, 1, 4, 3, 2, 3, 4, 5, 4, 5, 6, ...

3, 2, 3, 2, 3, 4, 3, 4, 5, 6, 5, ...

2, 3, 2, 3, 4, 3, 4, 5, 4, 5, 6, ...

3, 4, 3, 4, 3, 4, 5, 4, 5, 6, 5, ...

4, 3, 4, 3, 4, 5, 4, 5, 6, 5, 6, ...

5, 4, 5, 4, 5, 4, 5, 6, 5, 6, 7, ...

4, 5, 4, 5, 4, 5, 6, 5, 6, 7, 6, ...

5, 6, 5, 6, 5, 6, 5, 6, 7, 6, 7, ...

6, 5, 6, 5, 6, 5, 6, 7, 6, 7, 8, ...

CROSSREFS

Sequence in context: A249803 A064655 A207335 * A247509 A106686 A106702

Adjacent sequences:  A049601 A049602 A049603 * A049605 A049606 A049607

KEYWORD

nonn,tabl,look

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified January 29 10:34 EST 2020. Contains 331337 sequences. (Running on oeis4.)