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A072736
X-projection of the tabular N X N -> N bijection A072732.
5
0, 1, 0, 3, 0, 0, 5, 2, 0, 0, 7, 4, 1, 0, 0, 9, 6, 2, 1, 0, 0, 11, 8, 4, 1, 1, 0, 0, 13, 10, 6, 3, 1, 1, 0, 0, 15, 12, 8, 5, 2, 1, 1, 0, 0, 17, 14, 10, 7, 3, 2, 1, 1, 0, 0, 19, 16, 12, 9, 5, 2, 2, 1, 1, 0, 0, 21, 18, 14, 11, 7, 4, 2, 2, 1, 1, 0, 0, 23, 20, 16, 13, 9, 6, 3, 2, 2, 1, 1, 0, 0, 25, 22
OFFSET
0,4
PROG
(Scheme) (define (A072736 n) (A025581 (A072733 n)))
CROSSREFS
The Y-projection is A072737. Composition of A025581 & A072733. A072783(n) = A072740(n)-A072736(n).
Sequence in context: A011400 A362271 A115013 * A135090 A303690 A304156
KEYWORD
nonn,tabl
AUTHOR
Antti Karttunen, Jun 12 2002
STATUS
approved