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A072741 Y-projection of the tabular N X N -> N bijection A072734. 6
0, 0, 1, 0, 2, 3, 0, 0, 4, 5, 0, 0, 1, 6, 7, 0, 0, 1, 2, 8, 9, 0, 0, 1, 3, 4, 10, 11, 0, 0, 1, 1, 5, 6, 12, 13, 0, 0, 1, 1, 2, 7, 8, 14, 15, 0, 0, 1, 1, 2, 3, 9, 10, 16, 17, 0, 0, 1, 1, 2, 4, 5, 11, 12, 18, 19, 0, 0, 1, 1, 2, 2, 6, 7, 13, 14, 20, 21, 0, 0, 1, 1, 2, 2, 3, 8, 9, 15, 16, 22, 23, 0, 0, 1 (list; table; graph; refs; listen; history; text; internal format)
OFFSET
0,5
LINKS
PROG
(Scheme) (define (A072741 n) (A002262 (A072735 n)))
CROSSREFS
The X-projection is A072740. Composition of A002262 & A072735. A072784(n) = A072741(n)-A072737(n).
Sequence in context: A182057 A260928 A097027 * A131360 A338780 A213714
KEYWORD
nonn,tabl
AUTHOR
Antti Karttunen, Jun 12 2002
STATUS
approved

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Last modified March 19 06:53 EDT 2024. Contains 370953 sequences. (Running on oeis4.)