OFFSET
1,2
COMMENTS
Board is numbered as follows:
1 2 4 7 11 16 .
3 5 8 12 17 .
6 9 13 18 .
10 14 19 .
15 20 .
21 .
.
Both knights start on square 1, white moves to the lowest unvisited square (8), black then moves to the lowest unvisited square (9) and so on...
This sequence is finite, on the black knight's 5503rd step, square 3828 is visited, after which there are no unvisited squares within one knight move.
PROG
(Python) # see program in A342948
CROSSREFS
KEYWORD
nonn,fini
AUTHOR
Andrew Smith, Mar 30 2021
STATUS
approved