A125007 Numbers n for which no nontrivial positive magic squares with magic sum n exist. For a definition of nontrivial positive magic squares, see A125005.

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 16, 17, 19, 20, 22, 23, 25, 26, 28, 29, 31, 32, 35, 37, 40, 41, 43, 44, 47, 49, 52, 53, 55, 56, 59, 61, 64, 67, 68, 71, 73, 76, 77, 79, 83, 88, 89, 91, 92, 97, 101, 103, 104, 107, 109, 112, 113, 116, 119, 121, 124, 127, 128, 131

Offset

1,3

Comments

A125007 lists all values s such that A125005(s) = 0.

Links

Table of n, a(n) for n=1..69.

Example

Since there exists a nontrivial positive magic square with magic sum 15, 15 is not a value of A125007.

Crossrefs

Cf. A125005, A125006, A125008, A125009, A125010, A125011, A125012, A125013, A125014, A125015, A125016, A125017.

Sequence in context: A179892 A348519 A061773 * A290748 A035062 A032964

Adjacent sequences: A125004 A125005 A125006 * A125008 A125009 A125010

Keyword

easy,nonn

Author

Jens Voß, Nov 15 2006

Status

approved