

A185908


Array: T(n,k) = n1 + min{n,k}, by antidiagonals.


3



1, 1, 2, 1, 3, 3, 1, 3, 4, 4, 1, 3, 5, 5, 5, 1, 3, 5, 6, 6, 6, 1, 3, 5, 7, 7, 7, 7, 1, 3, 5, 7, 8, 8, 8, 8, 1, 3, 5, 7, 9, 9, 9, 9, 9, 1, 3, 5, 7, 9, 10, 10, 10, 10, 10, 1, 3, 5, 7, 9, 11, 11, 11, 11, 11, 11, 1, 3, 5, 7, 9, 11, 12, 12, 12, 12, 12, 12, 1, 3, 5, 7, 9, 11, 13, 13, 13, 13, 13, 13, 13, 1, 3, 5, 7, 9, 11, 13, 14, 14, 14, 14, 14, 14, 14, 1, 3, 5, 7, 9, 11, 13, 15, 15, 15, 15, 15, 15, 15, 15, 1, 3, 5, 7, 9, 11, 13, 15, 16, 16, 16, 16, 16, 16, 16, 16, 1, 3, 5, 7, 9, 11, 13, 15, 17, 17, 17, 17, 17, 17, 17, 17, 17, 1, 3, 5, 7, 9, 11, 13, 15, 17
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OFFSET

1,3


COMMENTS

A member of the accumulation chain ... < A185907 < A185908 < A185909 < ...
(See A144112 for definitions of weight array and accumulation array.)


LINKS

G. C. Greubel, Table of n, a(n) for the first 50 rows, flattened


FORMULA

T(n,k) = n1 + min{n,k}, k >= 1, n >= 1.


EXAMPLE

Northwest corner:
1, 1, 1, 1, 1
2, 3, 3, 3, 3
3, 4, 5, 5, 5
4, 5, 6, 7, 7


MATHEMATICA

(See A185907.)


CROSSREFS

Cf. A144112, A185907, A185909.
Sequence in context: A098975 A127121 A238703 * A234951 A291302 A278493
Adjacent sequences: A185905 A185906 A185907 * A185909 A185910 A185911


KEYWORD

nonn,tabl


AUTHOR

Clark Kimberling, Feb 06 2011


STATUS

approved



