A004864 Numbers that are the sum of at most 2 positive 7th powers.

0, 1, 2, 128, 129, 256, 2187, 2188, 2315, 4374, 16384, 16385, 16512, 18571, 32768, 78125, 78126, 78253, 80312, 94509, 156250, 279936, 279937, 280064, 282123, 296320, 358061, 559872, 823543, 823544, 823671, 825730, 839927, 901668, 1103479, 1647086

Offset: 1

Author

N. J. A. Sloane

Keywords

• nonn

Links

• Alois P. Heinz, Table of n, a(n) for n = 1..10000

Programs

Mathematica

With[{p7=Range[0,8]^7},Union[Join[p7,Total/@Tuples[p7,2]]]] (* Harvey P. Dale, Jul 22 2012 *)