A025369 Numbers that are the sum of 4 nonzero squares in 4 or more ways.

52, 58, 63, 70, 76, 82, 84, 87, 90, 91, 93, 97, 98, 100, 102, 103, 105, 106, 108, 111, 114, 115, 117, 118, 119, 122, 123, 124, 126, 127, 130, 132, 133, 135, 138, 139, 140, 141, 142, 143, 145, 146, 147, 148, 150, 151, 153, 154, 155, 156, 157, 158, 159, 162, 163, 165, 166

Offset

1,1

Links

Table of n, a(n) for n=1..57.

Index entries for sequences related to sums of squares

Formula

{n: A025428(n) >= 4}. Union of A025370 and A025360. - R. J. Mathar, Jun 15 2018

Crossrefs

Cf. A025332, A025360, A025368, A025370, A343971, A344797.

Sequence in context: A095537 A095527 A095517 * A025360 A271309 A045178

Adjacent sequences: A025366 A025367 A025368 * A025370 A025371 A025372

Keyword

nonn

Author

David W. Wilson

Status

approved