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A163538
The change in X-coordinate when moving from the n-1:th to the n-th term in the type I Hilbert's Hamiltonian walk A163357.
6
0, 1, 0, -1, 0, 0, 1, 0, 1, 0, 1, 0, 0, -1, 0, 1, 1, 0, 1, 0, 1, 1, 0, -1, 0, 1, 0, -1, -1, 0, -1, 0, 0, 0, 1, 0, 1, 1, 0, -1, 0, 1, 0, -1, -1, 0, -1, 0, -1, -1, 0, 1, 0, 0, -1, 0, -1, 0, -1, 0, 0, 1, 0, -1, 0, 0, 1, 0, 1, 1, 0, -1, 0, 1, 0, -1, -1, 0, -1, 0, 0, 1, 0, -1, 0, 0, 1, 0, 1, 0, 1, 0
OFFSET
0,1
LINKS
FORMULA
a(0)=0, a(n) = A059253(n) - A059253(n-1).
CROSSREFS
These are the first differences of A059253. See also: A163539, A163540, A163542.
Sequence in context: A253050 A241575 A285684 * A267188 A154104 A187976
KEYWORD
sign
AUTHOR
Antti Karttunen, Aug 01 2009
STATUS
approved