A108590 Self-inverse integer permutation induced by Beatty sequences for Pi/2 and Pi/(Pi-2).

2, 1, 5, 8, 3, 11, 13, 4, 16, 19, 6, 22, 7, 24, 27, 9, 30, 33, 10, 35, 38, 12, 41, 14, 44, 46, 15, 49, 52, 17, 55, 57, 18, 60, 20, 63, 66, 21, 68, 71, 23, 74, 77, 25, 79, 26, 82, 85, 28, 88, 90, 29, 93, 96, 31, 99, 32, 101, 104, 34, 107, 110, 36, 112, 115, 37, 118, 39, 121

Offset: 1

Author

Reinhard Zumkeller, Jun 11 2005

Keywords

• nonn

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. A108591, A108592.

Formula

a(A140758(n))=A108589(n) and a(A108589(n))=A140758(n).