A108591 Self-inverse integer permutation induced by Beatty sequences for Pi and Pi/(Pi-1).

3, 6, 1, 9, 12, 2, 15, 18, 4, 21, 25, 5, 28, 31, 7, 34, 37, 8, 40, 43, 10, 47, 50, 53, 11, 56, 59, 13, 62, 65, 14, 69, 72, 16, 75, 78, 17, 81, 84, 19, 87, 91, 20, 94, 97, 100, 22, 103, 106, 23, 109, 113, 24, 116, 119, 26, 122, 125, 27, 128, 131, 29, 135, 138, 30, 141, 144

Offset: 1

Author

Reinhard Zumkeller, Jun 11 2005

Keywords

• nonn
• easy

Links

• Eric Weisstein's World of Mathematics, Beatty Sequence
• Index entries for sequences that are permutations of the natural numbers
• Index entries for sequences related to Beatty sequences

Crossrefs

Cf. A108590, A108592, A108599.

Formula

a(A022844(n))=A054386(n) and a(A054386(n))=A022844(n).

Extensions

a(53)/a(54) joined by Georg Fischer, May 24 2022