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A074499 Sum of three perfect powers. 1
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 (list; graph; refs; listen; history; text; internal format)
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

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Last modified October 21 23:34 EDT 2021. Contains 348160 sequences. (Running on oeis4.)