A377357 Numbers k with the property that the smallest subpart of the symmetric representation of sigma(k) equals the denominator of the harmonic means of the divisors of k.

1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 13, 16, 17, 19, 23, 26, 28, 29, 30, 31, 34, 37, 41, 43, 47, 52, 53, 58, 59, 61, 64, 67, 71, 73, 74

Offset: 1

Author

Omar E. Pol, Oct 26 2024

Keywords

• nonn
• more

Comments

Numbers k such that A296513(k) = A099378(k).

For the definition of the "subpart" see A279387.

For a diagram with the subparts for the first 16 positive integers see A296508.

Crossrefs

Cf. A000396, A008578, A099378, A196020, A235791, A236104, A237270, A237591, A237593, A279387, A296508.