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A124970 Smallest positive integer which can be expressed as the ordered sum of 3 squares in exactly n different ways. 1
7, 1, 9, 41, 81, 146, 194, 306, 369, 425, 594, 689, 866, 1109, 1161, 1154, 1361, 1634, 1781, 1889, 2141, 2729, 2609, 3626, 3366, 3566, 3449, 3506, 4241, 4289, 4826, 5066, 5381, 7034, 5561, 6254, 7229, 7829, 8186, 8069, 8126, 8609, 8921, 8774, 10386 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..44.

MATHEMATICA

Needs["NumberTheory`NumberTheoryFunctions`"]; f[n_] := Block[{k = 1}, While[Length @ OrderedSumOfSquaresRepresentations[3, k] != n, k++ ]; k]; Table[f[n], {n, 0, 50}] (*Chandler*)

CROSSREFS

Cf. A000451, A095809, A000437, A122699, A124966-A124971.

Sequence in context: A199669 A197019 A048835 * A251768 A178034 A124886

Adjacent sequences:  A124967 A124968 A124969 * A124971 A124972 A124973

KEYWORD

nonn

AUTHOR

Artur Jasinski, Nov 14 2006, Nov 20 2006

EXTENSIONS

Extended by Ray Chandler, Nov 30 2006

STATUS

approved

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Last modified January 17 19:58 EST 2019. Contains 319251 sequences. (Running on oeis4.)