A119034 -id:A119034 - cp's OEIS frontend

A119072 Numbers k such that the k-th triangular number contains only digits {0,4,5}.

9, 10, 89, 100, 899, 900, 1000, 8989, 9000, 10000, 30134, 31624, 90000, 95289, 100000, 900000, 953944, 1000000, 9000000, 10000000, 10044944, 32880100, 90000000, 100000000, 900000000, 1000000000, 3328800100, 9000000000

Offset: 1

Giovanni Resta, May 10 2006

G. Resta, Tridigital Triangular Numbers

Cf. A000217, A119071. See A119034 for a table of cross-references.

A119074 Numbers k such that the k-th triangular number contains only digits {0,4,6}.

Original entry on oeis.org

3, 11, 28, 36, 363, 944, 1095, 9596, 29680, 89895, 3634403, 2979955055, 35888885356, 9430232920411, 963784629929388363, 1149318064453932131, 10991327526794969095

Offset: 1

Giovanni Resta, May 10 2006

Giovanni Resta, Tridigital Triangular Numbers

Cf. A000217, A119073. See A119034 for a table of cross-references.

Two more terms from Max Alekseyev, May 10 2009

a(17) from Tyler Busby, Mar 30 2023

A119076 Numbers k such that the k-th triangular number contains only digits {0,4,8}.

Original entry on oeis.org

12655, 94319, 1268735, 2982752019194624, 9466159183199999

Offset: 1

Giovanni Resta, May 10 2006

Next entry must be greater than 4.4*10^18. - Max Alekseyev, May 17 2009

G. Resta, Tridigital Triangular Numbers

Cf. A000217, A119075. See A119034 for a table of cross-references.

A119078 Numbers k such that the k-th triangular number contains only digits {0,4,9}.

Original entry on oeis.org

44, 2831780, 1407437419, 140715344155

Offset: 1

Giovanni Resta, May 10 2006

Next term exceeds 1.4*10^16.

G. Resta, Tridigital Triangular Numbers

Cf. A000217, A119077. See A119034 for a table of cross-references.

A119080 Numbers k such that the k-th triangular number contains only digits {0,5,6}.

Original entry on oeis.org

3, 10, 11, 36, 100, 105, 114, 363, 1000, 1095, 1100, 3363, 10000, 11000, 100000, 110000, 1000000, 1100000, 10000000, 11000000, 11541720, 33166430, 33336636, 100000000, 110000000, 1000000000, 1100000000, 3363197899, 3464103363

Offset: 1

Giovanni Resta, May 10 2006

G. Resta, Tridigital Triangular Numbers

Cf. A000217, A119079. See A119034 for a table of cross-references.

A119082 Numbers k such that the k-th triangular number contains only digits {0,5,7}.

Original entry on oeis.org

10, 100, 124, 375, 1000, 10000, 100000, 1000000, 3924474, 10000000, 100000000, 387492084, 1000000000, 3885885999, 10000000000, 31804089540, 39371996915, 100000000000, 122929061474, 1000000000000, 10000000000000

Offset: 1

Giovanni Resta, May 10 2006

G. Resta, Tridigital Triangular Numbers

Cf. A000217, A119081. See A119034 for a table of cross-references.

A119084 Numbers k such that the k-th triangular number contains only digits {0,5,8}.

Original entry on oeis.org

10, 100, 1000, 10000, 100000, 1000000, 1056485, 10000000, 40212075, 100000000, 1000000000, 10000000000, 100000000000, 100549051600, 1000000000000, 10000000000000, 100000000000000, 421438146839024, 1000000000000000

Offset: 1

Giovanni Resta, May 10 2006

G. Resta, Tridigital Triangular Numbers

Cf. A000217, A119083. See A119034 for a table of cross-references.

A119086 Numbers k such that the k-th triangular number contains only digits {0,5,9}.

Original entry on oeis.org

10, 34, 44, 100, 109, 1000, 10000, 10090, 10099, 31780, 100000, 1000000, 1000999, 1382685, 4255724, 10000000, 10862780, 13827219, 100000000, 100009900, 100009909, 100009955, 100009999, 100901000, 1000000000, 10000000000

Offset: 1

Giovanni Resta, May 10 2006

G. Resta, Tridigital Triangular Numbers

Cf. A000217, A119085. See A119034 for a table of cross-references.

A119088 Numbers k such that the k-th triangular number contains only digits {0,6,7}.

Original entry on oeis.org

3, 11, 36, 115, 363, 1095, 11576, 36624, 363504, 391576, 391588, 36333648, 123288823, 3660785999, 11014541352775, 39410677756315, 124633627940188

Offset: 1

Giovanni Resta, May 10 2006

Next term exceeds 1.4*10^16.

G. Resta, Tridigital Triangular Numbers

Cf. A000217, A119087. See A119034 for a table of cross-references.

A119090 Numbers k such that the k-th triangular number contains only digits {0,6,8}.

Original entry on oeis.org

3, 11, 36, 363, 1095, 1271283, 3687839, 34642771, 3705851211, 133181080239, 365754039996, 127034546483126864, 1333271810847736239, 4001669872957554920

Offset: 1

Giovanni Resta, May 10 2006

Giovanni Resta, Tridigital Triangular Numbers

Cf. A000217, A119089. See A119034 for a table of cross-references.

a(12)-a(14) from Tyler Busby, Mar 30 2023

cp's OEIS Frontend

A119072 Numbers k such that the k-th triangular number contains only digits {0,4,5}.

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A119074 Numbers k such that the k-th triangular number contains only digits {0,4,6}.

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A119076 Numbers k such that the k-th triangular number contains only digits {0,4,8}.

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A119078 Numbers k such that the k-th triangular number contains only digits {0,4,9}.

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A119080 Numbers k such that the k-th triangular number contains only digits {0,5,6}.

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A119082 Numbers k such that the k-th triangular number contains only digits {0,5,7}.

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A119084 Numbers k such that the k-th triangular number contains only digits {0,5,8}.

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A119086 Numbers k such that the k-th triangular number contains only digits {0,5,9}.

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A119088 Numbers k such that the k-th triangular number contains only digits {0,6,7}.

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A119090 Numbers k such that the k-th triangular number contains only digits {0,6,8}.

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