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A051125
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Table T(n,k) = max{n,k} read by antidiagonals (n >= 1, k >= 1).
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7
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1, 2, 2, 3, 2, 3, 4, 3, 3, 4, 5, 4, 3, 4, 5, 6, 5, 4, 4, 5, 6, 7, 6, 5, 4, 5, 6, 7, 8, 7, 6, 5, 5, 6, 7, 8, 9, 8, 7, 6, 5, 6, 7, 8, 9, 10, 9, 8, 7, 6, 6, 7, 8, 9, 10, 11, 10, 9, 8, 7, 6, 7, 8, 9, 10, 11, 12, 11, 10, 9, 8, 7, 7, 8, 9, 10, 11, 12, 13, 12, 11, 10, 9, 8, 7, 8, 9, 10, 11, 12, 13, 14, 13
(list; table; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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COMMENTS
| Row sums = A006578, when seen as a triangle read by rows. [Reinhard Zumkeller, Nov 17 2011]
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EXAMPLE
| Table begins
1 2 3 4 5...
2 2 3 4 5...
3 3 3 4 5...
4 4 4 4 5...
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MATHEMATICA
| Flatten[Table[Max[n - k + 1, k], {n, 13}, {k, n, 1, -1}]] (* Alonso del Arte, Nov 17 2011 *)
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CROSSREFS
| Cf. A003984, A003983, A004197.
A003984(n) + 1.
Sequence in context: A070081 A034883 A071647 * A131830 A147952 A091316
Adjacent sequences: A051122 A051123 A051124 * A051126 A051127 A051128
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KEYWORD
| nonn,tabl,easy,nice
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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EXTENSIONS
| More terms from Robert Lozyniak
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