OFFSET
1,4
COMMENTS
a(n)/2 are the negated differences at supporting points of the lower envelope of the scatter band of the deviation of the binary weight of 3^k from half the length of the corresponding binary number.
LINKS
Hugo Pfoertner, Table of n, a(n) for n = 1..99
CROSSREFS
KEYWORD
sign
AUTHOR
Hugo Pfoertner, Apr 25 2024
STATUS
approved