A215332 Smooth Lyndon words with 5 colors.

1, 5, 4, 11, 26, 71, 173, 450, 1132, 2898, 7393, 18987, 48796, 125963, 325786, 845153, 2197255, 5725849, 14950221, 39110366, 102488189, 269002371, 707090144, 1861183842, 4905157159, 12942843383

Offset

0,2

Comments

We call a Lyndon word (x[1],x[2],...,x[n]) smooth if abs(x[k]-x[k-1]) <= 1 for 2<=k<=n.

Links

Table of n, a(n) for n=0..25.

Example

(See A215331).

Crossrefs

Cf. A215332 (smooth necklaces, 5 colors), A215327 (smooth necklaces, 3 colors).

Sequence in context: A324781 A232894 A262902 * A298779 A131875 A095871

Adjacent sequences: A215329 A215330 A215331 * A215333 A215334 A215335

Keyword

nonn,more

Author

Joerg Arndt, Aug 08 2012

Extensions

More terms from Joerg Arndt, Jun 17 2019

Status

approved