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A000174 Number of partitions of n into 5 squares. 16
1, 1, 1, 1, 2, 2, 1, 1, 2, 2, 2, 2, 2, 3, 2, 1, 3, 3, 3, 3, 4, 3, 3, 2, 2, 4, 4, 4, 4, 5, 3, 3, 4, 3, 5, 5, 5, 6, 5, 3, 5, 5, 5, 6, 5, 6, 5, 4, 4, 6, 7, 6, 8, 8, 7, 5, 6, 5, 8, 8, 4, 9, 7, 6, 7, 7, 8, 9, 9, 7, 9, 6, 7, 8, 10, 9, 9, 11, 7, 8, 8, 8, 11, 11, 9, 12, 11, 7, 9, 9, 12, 13, 9, 10, 11, 8, 6, 10, 13, 13, 13 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,5

REFERENCES

E. Grosswald, Representations of Integers as Sums of Squares. Springer-Verlag, NY, 1985, p. 84.

LINKS

T. D. Noe, Table of n, a(n) for n = 0..10000

Index entries for sequences related to sums of squares

FORMULA

a(n) = A002635(n) + A025428(n). - Jinyuan Wang, Oct 20 2018

MATHEMATICA

Table[PowersRepresentations[n, 5, 2] // Length, {n, 0, 100}] (* Jean-Fran├žois Alcover, Feb 04 2016 *)

CROSSREFS

Equivalent sequences for other numbers of squares: A010052 (1), A000161 (2), A000164 (3), A002635 (4), A000177 (6), A025422 (7), A025423 (8), A025424 (9), A025425 (10).

Cf. A295160 (largest number k with a(k) = n).

Sequence in context: A206483 A087011 A294602 * A156268 A053257 A151702

Adjacent sequences:  A000171 A000172 A000173 * A000175 A000176 A000177

KEYWORD

nonn

AUTHOR

N. J. A. Sloane

STATUS

approved

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Last modified February 19 07:51 EST 2019. Contains 320309 sequences. (Running on oeis4.)