A261294 -id:A261294 - cp's OEIS frontend

A065650 Inverse permutation to A065649.

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 10, 15, 17, 19, 21, 23, 25, 27, 29, 31, 12, 30, 37, 39, 41, 43, 45, 47, 49, 51, 13, 32, 50, 59, 61, 63, 65, 67, 69, 71, 14, 34, 52, 70, 81, 83, 85, 87, 89, 91, 16, 35, 54, 72, 90, 103, 105, 107, 109, 111, 18, 36, 56, 74, 92, 110, 125, 127

Offset: 0

Klaus Strassburger (strass(AT)ddfi.uni-duesseldorf.de), Nov 09 2001

Reinhard Zumkeller, Table of n, a(n) for n = 0..10000
Index entries for sequences that are permutations of the natural numbers

Cf. A033307, A065648, A065649, A261334.

Cf. A261279 (fixed points), A261294.

import Data.List (elemIndex); import Data.Maybe (fromJust)
a065650 = fromJust . (`elemIndex` a065649_list)
-- Reinhard Zumkeller, Aug 13 2015

Offset changed by Reinhard Zumkeller, Aug 13 2015

A261279 Fixed points of A065649, a permutation of nonnegative integers based on Champernowne's constant.

Original entry on oeis.org

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 32, 204, 354, 40964, 50322, 65964, 263125, 319166, 513764, 626082, 701753, 813764, 6179084, 6377296, 9679084, 72205374, 73333335, 74470716, 74522672, 87181372, 97270723, 112205374, 114522672, 517336266, 851684556, 1224783704

Offset: 1

Reinhard Zumkeller, Aug 14 2015

nonn

Also fixed points of A065650, A261293 and A261294.

Hiroaki Yamanouchi, Table of n, a(n) for n = 1..2063

Cf. A065649, A065650, A261293, A261294, A261335.

a261279 n = a261279_list !! (n-1)
a261279_list = [x | x <- [0..], a065649 x == x]

a(23)-a(36) from Hiroaki Yamanouchi, Aug 21 2015

A261293 a(n) = A065649(A065649(n)).

Original entry on oeis.org

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 15, 20, 25, 21, 30, 31, 35, 41, 40, 12, 45, 51, 50, 13, 115, 61, 60, 14, 81, 71, 32, 165, 92, 43, 103, 16, 54, 91, 114, 17, 65, 101, 125, 18, 76, 111, 126, 19, 121, 22, 26, 70, 131, 87, 36, 141, 46, 42, 151, 52, 56, 62

Offset: 0

Reinhard Zumkeller, Aug 14 2015

nonn

Permutation of the nonnegatve integers with inverse A261294;

a(A065650(n)) = A065650(a(n)) = A065649(n).

Reinhard Zumkeller, Table of n, a(n) for n = 0..10000
Index entries for sequences that are permutations of the natural numbers

Cf. A065649, A065650, A261294 (inverse), A261279 (fixed points).

Haskell
```
a261293 = a065649 . a065649
```

cp's OEIS Frontend

A065650 Inverse permutation to A065649.

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A261279 Fixed points of A065649, a permutation of nonnegative integers based on Champernowne's constant.

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Haskell

Extensions

A261293 a(n) = A065649(A065649(n)).

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Haskell