A383784 Norms of vectors in any regular planar tiling (square or A2 lattice).

0, 1, 2, 3, 4, 5, 7, 8, 9, 10, 12, 13, 16, 17, 18, 19, 20, 21, 25, 26, 27, 28, 29, 31, 32, 34, 36, 37, 39, 40, 41, 43, 45, 48, 49, 50, 52, 53, 57, 58, 61, 63, 64, 65, 67, 68, 72, 73, 74, 75, 76, 79, 80, 81, 82, 84, 85, 89, 90, 91, 93, 97, 98, 100, 101, 103, 104

Offset

1,3

Links

C. S. Davis, Table of n, a(n) for n = 1..17641

Crossrefs

Union of A001481 and A003136.

Complement of A383785.

Subsequence of A000401.

Sequence in context: A032974 A127565 A082186 * A099849 A071163 A006644

Adjacent sequences: A383781 A383782 A383783 * A383785 A383786 A383787

Keyword

nonn

Author

C. S. Davis, May 09 2025

Status

approved