A074499 Sum of three perfect powers.

3, 6, 9, 10, 11, 12, 13, 14, 16, 17, 18, 19, 20, 21, 22, 24, 25, 26, 27, 28, 29, 30, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79

Offset

1,1

Comments

It appears that every number >= 10 (and 4 and 7) is a sum of 4 perfect powers.

Links

Table of n, a(n) for n=1..70.

Crossrefs

Cf. A070049 (sum of two perfect powers), A001597 (perfect powers).

Sequence in context: A337603 A077856 A239977 * A309584 A081605 A293828

Adjacent sequences: A074496 A074497 A074498 * A074500 A074501 A074502

Keyword

easy,nonn

Author

Rick L. Shepherd, Aug 24 2002

Status

approved