1,1

Permutation of the positive integers.

There is a hierarchy of such permutations derived by selecting and mapping the terms of the form 6*k - 2 to k:

Level 0: A307407

Level 1: A322469, inverse is A338208 (this sequence)

Level 2: A307048 A338207

Level 3: A160016 A338206

Level 4: A000027 (the positive integers)

Table of n, a(n) for n=1..80.

Cf. A160016, A307048, A307407, A322469, A338206, A338207.

Sequence in context: A030780 A193683 A145643 * A323155 A145142 A137738

Adjacent sequences: A338205 A338206 A338207 * A338209 A338210 A338211

nonn

Georg Fischer, Oct 16 2020

approved