A109233 - OEIS

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A109233

Self-inverse integer permutation induced by Beatty sequences for (e+1/e)/2 and (e^2+1)/(e-1)^2.

4

2, 1, 5, 8, 3, 11, 14, 4, 17, 19, 6, 22, 25, 7, 28, 31, 9, 34, 10, 36, 39, 12, 42, 45, 13, 48, 51, 15, 53, 56, 16, 59, 62, 18, 65, 20, 68, 71, 21, 73, 76, 23, 79, 82, 24, 85, 88, 26, 90, 93, 27, 96, 29, 99, 102, 30, 105, 107, 32, 110, 113, 33, 116, 119

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OFFSET

1,1

LINKS

Table of n, a(n) for n=1..64.

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

FORMULA

a(A109231(n))=A109232(n) and a(A109232(n))=A109231(n).

CROSSREFS

Cf. A109231, A109232, A109236, A109239.

Sequence in context: A108599 A340615 A108590 * A257574 A316293 A193180

Adjacent sequences: A109230 A109231 A109232 * A109234 A109235 A109236

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Jun 23 2005

STATUS

approved