A030332 -id:A030332 - cp's OEIS frontend

A030333 Position of n-th 1 in A003137.

1, 3, 5, 6, 7, 12, 15, 18, 20, 21, 24, 25, 27, 28, 29, 30, 31, 33, 36, 38, 39, 47, 52, 55, 56, 58, 65, 69, 73, 76, 77, 81, 83, 85, 87, 88, 89, 91, 93, 97, 100, 101, 105, 106, 109, 110, 112, 113, 114, 117, 118, 119, 121, 122, 123, 124, 125

Offset: 1

Clark Kimberling

nonn

A003137(a(n)) = 1. - Reinhard Zumkeller, Feb 21 2013

Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

Cf. A030332, A030334, A030337.

import Data.List (elemIndices)
a030333 n = a030333_list !! (n-1)
a030333_list = map (+ 1) $ elemIndices 1 a003137_list
-- Reinhard Zumkeller, Feb 21 2013

A030334 Position of n-th 2 in A003137.

Original entry on oeis.org

2, 8, 9, 11, 13, 14, 23, 32, 34, 37, 40, 41, 42, 45, 48, 50, 51, 54, 57, 59, 60, 61, 63, 64, 66, 67, 68, 80, 92, 95, 99, 103, 104, 116, 128, 131, 135, 139, 140, 142, 146, 150, 152, 154, 158, 162, 164, 166, 167, 170, 171, 174, 175, 176

Offset: 1

Clark Kimberling

nonn

A003137(a(n)) = 2. - Reinhard Zumkeller, Feb 21 2013

Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

Cf. A030332, A030333, A030338.

import Data.List (elemIndices)
a030334 n = a030334_list !! (n-1)
a030334_list = map (+ 1) $ elemIndices 2 a003137_list
-- Reinhard Zumkeller, Feb 21 2013

A030336 Length of n-th run of digit 0 in A003137.

Original entry on oeis.org

1, 1, 2, 1, 1, 1, 1, 2, 1, 1, 1, 1, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 2, 1, 1, 1, 1, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 2, 1, 1, 1, 1, 4, 3, 3, 2, 1, 2, 2, 2, 1, 2, 2, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1

Offset: 1

Clark Kimberling

Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

Cf. A030337, A030338, A030332.

import Data.List (group)
a030336 n = a030336_list !! (n-1)
a030336_list = map length $ filter ((== 0) . head) $ group a003137_list
-- Reinhard Zumkeller, Feb 21 2013

cp's OEIS Frontend

A030333 Position of n-th 1 in A003137.

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Haskell

A030334 Position of n-th 2 in A003137.

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Author

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Comments

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Programs

Haskell

A030336 Length of n-th run of digit 0 in A003137.

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Author

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Programs

Haskell