A326758 a(n) is the Y-coordinate of the n-th nonattacking queen placed by greedy algorithm on N^3 (as described in A326757).

0, 1, 0, 2, 0, 4, 1, 2, 0, 4, 1, 0, 5, 3, 3, 0, 5, 7, 6, 3, 2, 1, 0, 6, 5, 1, 8, 7, 5, 4, 1, 3, 2, 3, 1, 6, 9, 9, 8, 10, 5, 2, 6, 3, 1, 12, 4, 2, 1, 3, 8, 7, 5, 8, 4, 6, 15, 3, 3, 1, 2, 7, 12, 13, 6, 0, 2, 12, 11, 4, 13, 1, 2, 0, 8, 4, 10, 15, 9, 13, 5, 4, 3

Offset

0,4

Links

Rémy Sigrist, Table of n, a(n) for n = 0..10000

Rémy Sigrist, PARI program for A326758

Prog

(PARI) See Links section.

Crossrefs

See A326757 for the X-coordinates and additional comments.

Sequence in context: A090888 A154794 A177264 * A318366 A300252 A305796

Adjacent sequences: A326755 A326756 A326757 * A326759 A326760 A326761

Keyword

nonn

Author

Rémy Sigrist and N. J. A. Sloane, Jul 23 2019

Status

approved