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A082155
Dispersion of the complement of row 1 of A082154.
2
1, 6, 2, 15, 8, 3, 28, 18, 10, 4, 45, 32, 21, 12, 5, 66, 50, 36, 24, 14, 7, 91, 72, 55, 40, 27, 17, 9, 120, 98, 78, 60, 44, 31, 20, 11, 153, 128, 105, 84, 65, 49, 35, 23, 13, 190, 162, 136, 112, 90, 71, 54, 39, 26, 16, 231, 200, 171, 144, 119, 97, 77, 59, 43, 30, 19, 276
OFFSET
1,2
COMMENTS
Rectangular array read by antidiagonals; a permutation of the natural numbers. (Dispersion of complement of column 1 of A082155) = (Transpose of A082154).
LINKS
C. Kimberling, Interspersions and dispersions, Proceedings of the American Mathematical Society, 117 (1993) 313-321.
Clark Kimberling and John E. Brown, Partial Complements and Transposable Dispersions, J. Integer Seqs., Vol. 7, 2004.
EXAMPLE
Northwest corner:
1 6 15 28 45
2 8 18 32 50
3 10 21 36 55
4 12 24 40 60
5 14 27 44 65
CROSSREFS
Sequence in context: A116420 A069268 A348060 * A128225 A136398 A376729
KEYWORD
nonn,tabl
AUTHOR
Clark Kimberling, Apr 05 2003
STATUS
approved