1,2

Dropping all but the first occurrence of the terms appears to give A080782.

Joerg Arndt, Table of n, a(n) for n = 1..5000

a(n) = A324078(2*n).

a(n) = A324079(2*n-1).

See A324080 for the corresponding rarest values.

Sequence in context: A319956 A082882 A188902 * A256262 A332929 A157520

Adjacent sequences: A324078 A324079 A324080 * A324082 A324083 A324084

nonn

Joerg Arndt, Feb 15 2019

approved