

A072333


Largest eigenvalue, rounded to the nearest integer, of a rank n matrix of 1..n^2 filled successively along rows.


0



1, 5, 16, 36, 69, 116, 183, 270, 382, 521, 690, 893, 1132, 1411, 1731, 2097, 2512, 2978, 3498, 4075, 4713, 5414, 6182, 7018, 7927, 8912, 9975, 11119, 12347, 13663, 15069, 16569, 18164, 19859, 21657, 23560, 25571, 27693, 29930, 32284, 34759
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OFFSET

1,2


LINKS

Table of n, a(n) for n=1..41.


MATHEMATICA

f[n_] := Table[i + j*n, {j, 0, n  1}, {i, 1, n}]; Table[ Round[ Sort[ N[ Eigenvalues[ f[n]]]]] [[ 1]], {n, 1, 45}]


CROSSREFS

Sequence in context: A321019 A184635 A328506 * A055232 A211806 A001210
Adjacent sequences: A072330 A072331 A072332 * A072334 A072335 A072336


KEYWORD

nonn


AUTHOR

Robert G. Wilson v, Jul 15 2002


STATUS

approved



