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A076407 Sum of perfect powers <= n. 1
1, 1, 1, 5, 5, 5, 5, 13, 22, 22, 22, 22, 22, 22, 22, 38, 38, 38, 38, 38, 38, 38, 38, 38, 63, 63, 90, 90, 90, 90, 90, 122, 122, 122, 122, 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, 207, 207, 207, 207, 207, 207, 207, 207, 207, 207, 207, 207, 207 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

Table of n, a(n) for n=1..61.

Eric Weisstein's World of Mathematics, Perfect Powers.

EXAMPLE

Sum of the 8 perfect powers <= 32: a(32) = 1+4+8+9+16+25+27+32 = 122.

CROSSREFS

Cf. A001597, A076408, A069623.

Sequence in context: A071577 A003870 A304681 * A134701 A291655 A078097

Adjacent sequences:  A076404 A076405 A076406 * A076408 A076409 A076410

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Oct 09 2002

STATUS

approved

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Last modified June 17 19:10 EDT 2019. Contains 324198 sequences. (Running on oeis4.)