A003376 Numbers that are the sum of 9 positive 7th powers.

9, 136, 263, 390, 517, 644, 771, 898, 1025, 1152, 2195, 2322, 2449, 2576, 2703, 2830, 2957, 3084, 3211, 4381, 4508, 4635, 4762, 4889, 5016, 5143, 5270, 6567, 6694, 6821, 6948, 7075, 7202, 7329, 8753, 8880, 9007, 9134, 9261, 9388, 10939, 11066, 11193, 11320, 11447, 13125

Offset

1,1

Links

David A. Corneth, Table of n, a(n) for n = 1..10000

Example

From David A. Corneth, Aug 03 2020: (Start)
867374 is in the sequence as 867374 = 2^7 + 3^7 + 3^7 + 3^7 + 3^7 + 3^7 + 4^7 + 4^7 + 7^7.
1388047 is in the sequence as 1388047 = 1^7 + 1^7 + 2^7 + 2^7 + 3^7 + 3^7 + 6^7 + 6^7 + 7^7.
1688730 is in the sequence as 1688730 = 2^7 + 3^7 + 3^7 + 3^7 + 3^7 + 4^7 + 4^7 + 7^7 + 7^7. (End)

Crossrefs

Cf. A001015 (seventh powers).

Sequence in context: A034723 A188685 A052137 * A253879 A309189 A231757

Adjacent sequences: A003373 A003374 A003375 * A003377 A003378 A003379

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved