A368126 A variant of A367150 with application of the distance minimization to an 8-fold symmetrically expanded sector between Pi/4 and Pi/2 of the pair of rotated grids created by the strip bijection of A307110.

0, 5, 6, 7, 8, 2, 3, 4, 1, 13, 15, 17, 19, 14, 10, 16, 11, 18, 12, 20, 9, 26, 27, 28, 25, 21, 22, 23, 24, 38, 39, 40, 41, 42, 43, 44, 37, 30, 31, 32, 33, 34, 35, 36, 29, 57, 58, 59, 60, 62, 63, 64, 65, 66, 67, 68, 61, 46, 47, 48, 45, 50, 51, 52, 53, 54, 55, 56, 49, 71, 72, 83, 74, 75, 85, 77, 78, 87, 80, 69, 81, 102, 73

Offset

0,2

Links

Hugo Pfoertner, Table of n, a(n) for n = 0..10000

Klaus Nagel, Symmetrized strip bijection, with mirrored repetition of sector 1.

Hugo Pfoertner, Distance minimization applied to symmetrized strip bijection, using sector between Pi/4 and Pi/2.

Hugo Pfoertner, PARI program.

Prog

(PARI) See link.

Crossrefs

A305575, A305576 are used to enumerate the grid points in rings of increasing radius.

Cf. A307110, A367150, A368121, A368129, A368130.

Sequence in context: A002141 A367150 A368121 * A361472 A346172 A114547

Adjacent sequences: A368123 A368124 A368125 * A368127 A368128 A368129

Keyword

nonn

Author

Hugo Pfoertner, Jan 05 2024

Status

approved