1,1

Does this sequence contain every positive integer exactly once?

Table of n, a(n) for n=1..62.

Cf. A050000, A050004, A050128, A050132, A050135, A050136, A050138, A050196.

Sequence in context: A316605 A307178 A026191 * A086111 A262603 A131174

Adjacent sequences: A050134 A050135 A050136 * A050138 A050139 A050140

nonn

Clark Kimberling

approved