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A163530
a(n) = A163528(n)+A163529(n).
5
0, 1, 2, 3, 2, 1, 2, 3, 4, 5, 6, 7, 6, 5, 4, 3, 4, 5, 6, 7, 8, 9, 8, 7, 8, 9, 10, 11, 10, 9, 10, 11, 12, 13, 12, 11, 10, 9, 8, 7, 8, 9, 8, 7, 6, 5, 4, 3, 4, 5, 6, 7, 6, 5, 6, 7, 8, 9, 8, 7, 8, 9, 10, 11, 12, 13, 12, 11, 10, 9, 10, 11, 12, 13, 14, 15, 14, 13, 14, 15, 16, 17, 18, 19, 18, 17
OFFSET
0,3
LINKS
CROSSREFS
See also: A059261, A059285, A163531.
Sequence in context: A058207 A105969 A275892 * A114409 A340680 A343897
KEYWORD
nonn
AUTHOR
Antti Karttunen, Aug 01 2009
STATUS
approved