A328364 a(n) is the smallest number m such that the sum of the digits of m^5 is equal to n^5.

0, 1, 47, 13174539

Offset

0,3

Links

Table of n, a(n) for n=0..3.

Example

a(2) = 47 as 47^5 = 229345007 is the smallest fifth power whose digit sum = 32 = 2^5.

Prog

(PARI) {a(n) = my(k=0); while(sumdigits(k^5) != n^5, k++); k}

Crossrefs

Cf. A061912, A069648, A067075, A286650, A328374.

Cf. A000584 (n^5), A055566 (sum of digits of n^5).

Sequence in context: A237512 A224468 A353697 * A087533 A292071 A292707

Adjacent sequences: A328361 A328362 A328363 * A328365 A328366 A328367

Keyword

nonn,base,more

Author

Seiichi Manyama, Oct 14 2019

Status

approved