A295796 The only integers that cannot be partitioned into a sum of seven positive squares.

0, 1, 2, 3, 4, 5, 6, 8, 9, 11, 12, 14, 17, 20

Offset

1,3

References

Dubouis, E.; L'Interm. des math., vol. 18, (1911), pp. 55-56, 224-225.

Grosswald, E.; Representation of Integers as Sums of Squares, Springer-Verlag, New York Inc., (1985), pp.73-74.

Links

Table of n, a(n) for n=1..14.

Gordon Pall, On Sums of Squares, The American Mathematical Monthly, Vol. 40, No. 1, (January 1933), pp. 10-18.

Crossrefs

Cf. A025431, A047701, A180968.

Sequence in context: A184107 A326583 A033102 * A030789 A030749 A049808

Adjacent sequences: A295793 A295794 A295795 * A295797 A295798 A295799

Keyword

fini,full,nonn

Author

Robert Price, Nov 27 2017

Status

approved