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 A317466 Squares visited by a (2,2)-leaper on a spirally numbered board and moving to the lowest available unvisited square at each step. 3
 0, 12, 52, 24, 76, 20, 68, 16, 60, 136, 56, 128, 232, 124, 80, 164, 280, 160, 72, 152, 264, 148, 64, 140, 248, 388, 244, 132, 236, 372, 540, 368, 228, 168, 284, 432, 612, 428, 276, 156, 268, 412, 588, 408, 260, 144, 252, 392, 564, 768, 560, 384, 240, 376 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS Board is numbered with the square spiral: . 16--15--14--13--12 | | 17 4---3---2 11 . | | | | 18 5 0---1 10 . | | | 19 6---7---8---9 . | 20--21--22--23--24--25 LINKS Daniël Karssen, Table of n, a(n) for n = 0..9999 Daniël Karssen, Figure showing the first 11 steps of the sequence Daniël Karssen, Figure showing the first 9999 steps of the sequence FORMULA a(n) = A317467(n+1) - 1. CROSSREFS Cf. A317467, A317468. Sequence in context: A066757 A225306 A331041 * A045219 A325379 A054410 Adjacent sequences: A317463 A317464 A317465 * A317467 A317468 A317469 KEYWORD nonn AUTHOR Daniël Karssen, Jul 29 2018 STATUS approved

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Last modified June 10 07:34 EDT 2023. Contains 363195 sequences. (Running on oeis4.)