A055674 a(n) = least nonnegative integer h such that (n,h) is not collinear with any 2 points in the set S(n-1) := {(m,a(m)), (m,b(m)): m = 0,1,...,n-1} for n >= 1.

0, 0, 3, 2, 2, 7, 13, 11, 5, 26, 34, 8, 3, 9, 24, 7, 42, 4, 23, 51, 46, 50, 17, 36, 10, 10, 6, 32, 12, 45, 21, 43, 19, 39, 28, 126, 77, 32, 103, 18, 103, 12, 79, 134, 27, 118, 35, 17, 5, 42, 69, 114, 121, 61, 146, 18, 25, 123, 104, 19, 95, 127, 55, 101, 121

Offset

0,3

Links

Table of n, a(n) for n=0..64.

Sean A. Irvine, Java program (github)

Example

The first five (a(n),b(n)) are (0,1), (0,1), (3,4), (2,9), (2,11).

Crossrefs

Cf. A055675, A055676.

Sequence in context: A244639 A352673 A193919 * A210612 A266275 A288536

Adjacent sequences: A055671 A055672 A055673 * A055675 A055676 A055677

Keyword

nonn

Author

Clark Kimberling, Jun 08 2000

Extensions

Revised by Sean A. Irvine, Apr 29 2022

Status

approved