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A163547
The square of the distance from the origin to the n-th term in the type I Hilbert's Hamiltonian walk A163357.
7
0, 1, 2, 1, 4, 9, 10, 5, 8, 13, 18, 13, 10, 5, 4, 9, 16, 17, 26, 25, 36, 49, 50, 37, 40, 53, 58, 45, 34, 29, 20, 25, 32, 41, 50, 41, 52, 65, 74, 61, 72, 85, 98, 85, 74, 61, 52, 65, 58, 53, 40, 45, 34, 25, 20, 29, 26, 17, 16, 25, 36, 37, 50, 49, 64, 81, 82, 65, 68, 73, 90, 85
OFFSET
0,3
LINKS
FORMULA
a(n) = A000290(A059252(n))+A000290(A059253(n)).
CROSSREFS
See also: A059261, A163531.
Sequence in context: A262066 A057046 A372327 * A015943 A006445 A174255
KEYWORD
nonn
AUTHOR
Antti Karttunen, Aug 01 2009
STATUS
approved