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A097290
Rectangular array T, by antidiagonals: T(n,k) = rank of k-th n in A097289.
1
1, 2, 3, 5, 4, 6, 8, 11, 7, 9, 13, 16, 12, 10, 14, 18, 21, 23, 17, 15, 19, 25, 28, 30, 24, 22, 20, 26, 32, 35, 37, 39, 31, 29, 27, 33, 41, 44, 46, 48, 40, 38, 36, 34, 42, 50, 53, 55, 57, 59, 49, 47, 45, 43, 51, 61, 64, 66, 68, 70, 60, 58, 56, 54, 52, 62, 72, 75, 77, 79, 81, 83
OFFSET
1,2
COMMENTS
As a sequence this is a permutation of the natural numbers.
EXAMPLE
Northwest corner:
1 2 5 8
3 4 11 16
6 7 12 23
9 10 17 24
CROSSREFS
Cf. A098289.
Sequence in context: A328021 A361504 A377157 * A279344 A374802 A316669
KEYWORD
nonn,tabl
AUTHOR
Clark Kimberling, Aug 05 2004
STATUS
approved