A000437 - OEIS

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A000437

Smallest nonnegative number that is the sum of 3 squares in exactly n ways.

0, 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

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OFFSET

1,2

COMMENTS

Note that a square can be zero.

LINKS

Table of n, a(n) for n=1..43.

Index entries for sequences related to sums of squares

CROSSREFS

Apart from initial term, same as A095809.

Sequence in context: A322055 A198943 A000451 * A095809 A273359 A251422

Adjacent sequences: A000434 A000435 A000436 * A000438 A000439 A000440

KEYWORD

nonn

AUTHOR

N. J. A. Sloane

STATUS

approved