The lower-trimmed subsequence of is the sequence
obtained by subtracting 1 from each
and then removing all 0s. If
is a fractal sequence,
then
is a fractal sequence. If
is a signature sequence,
then
.
Lower-Trimmed Subsequence
See also
Signature Sequence, Upper-Trimmed SubsequenceExplore with Wolfram|Alpha
References
Kimberling, C. "Fractal Sequences and Interspersions." Ars Combin. 45, 157-168, 1997.Referenced on Wolfram|Alpha
Lower-Trimmed SubsequenceCite this as:
Weisstein, Eric W. "Lower-Trimmed Subsequence." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Lower-TrimmedSubsequence.html