cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

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A119211 Numbers k such that the k-th triangular number contains only digits {4,6,7}.

Original entry on oeis.org

3, 11, 36, 976, 1236, 3048, 964131, 36536961224668, 123828734689848, 299247973315331
Offset: 1

Views

Author

Giovanni Resta, May 10 2006

Keywords

Comments

Next term exceeds 1.4*10^16.

Links

Crossrefs

Cf. A000217, A119210. See A119034 for a table of cross-references.

A119213 Numbers k such that the k-th triangular number contains only digits {4,6,8}.

Original entry on oeis.org

3, 11, 36, 131, 411, 1331, 13331, 35963, 113916, 133331, 1333331, 13333331, 133333331, 1333333331, 13333333331, 31141241043, 133333333331, 1333333333331, 4110641475211, 13333333333331, 133333333333331
Offset: 1

Views

Author

Giovanni Resta, May 10 2006

Keywords

Links

Crossrefs

Cf. A000217, A119212. See A119034 for a table of cross-references.

A119215 Numbers k such that the k-th triangular number contains only digits {4,6,9}.

Original entry on oeis.org

3, 11, 31, 36, 43, 96953253343
Offset: 1

Views

Author

Giovanni Resta, May 10 2006

Keywords

Comments

Next term exceeds 1.4*10^16.

Links

Crossrefs

Cf. A000217, A119214. See A119034 for a table of cross-references.

A119217 Numbers k such that the k-th triangular number contains only digits {4,7,8}.

Original entry on oeis.org

12, 132, 947, 1332, 3867, 13332, 133332, 299492, 1222692, 1333332, 13333332, 133333332, 1333333332, 3944306652, 13333333332, 122020365307, 133333333332, 394329425347, 988724307827, 1333333333332, 12528986215052
Offset: 1

Views

Author

Giovanni Resta, May 10 2006

Keywords

Links

Crossrefs

Cf. A000217, A119216. See A119034 for a table of cross-references.

A119221 Numbers k such that the k-th triangular number contains only digits {5,6,8}.

Original entry on oeis.org

3, 10, 11, 36, 105, 108, 114, 1316, 3363, 105516, 343091, 1316705, 3657011, 10638485, 13310789, 33336636, 37028788, 1145936870, 108320504576528, 3333333366663363, 105725008289010683
Offset: 1

Views

Author

Giovanni Resta, May 10 2006

Keywords

Links

Crossrefs

Cf. A000217, A119220. See A119034 for a table of cross-references.

Extensions

a(21) from Tyler Busby, Mar 31 2023

A119223 Numbers k such that the k-th triangular number contains only digits {5,6,9}.

Original entry on oeis.org

3, 10, 11, 34, 36, 105, 109, 114, 3363, 13834, 438109, 1383471, 3622034, 10954411, 11537388, 33336636, 105517363, 141114114, 3333366765, 3333333366663363, 333645229535671903
Offset: 1

Views

Author

Giovanni Resta, May 10 2006

Keywords

Links

Crossrefs

Cf. A000217, A119222. See A119034 for a table of cross-references.

Extensions

a(21) from Tyler Busby, Mar 31 2023

A119225 Numbers k such that the k-th triangular number contains only digits {5,7,8}.

Original entry on oeis.org

10, 12, 107, 125, 132, 389, 1332, 3892, 10572, 10749, 13250, 13332, 105714, 133332, 1255050, 1333332, 4208987, 13333332, 107497707, 133333332, 1054396107, 1333333332, 10843226972, 13333333332, 133333333332
Offset: 1

Views

Author

Giovanni Resta, May 10 2006

Keywords

Links

Crossrefs

Cf. A000217, A119224. See A119034 for a table of cross-references.

A119227 Numbers k such that the k-th triangular number contains only digits {5,7,9}.

Original entry on oeis.org

10, 34, 109, 3944509, 4421714, 10730871349, 12472189525, 3893060383753634
Offset: 1

Views

Author

Giovanni Resta, May 10 2006

Keywords

Comments

Next term exceeds 1.4*10^16.

Links

Crossrefs

Cf. A000217, A119226. See A119034 for a table of cross-references.

A119229 Numbers k such that the k-th triangular number contains only digits {5,8,9}.

Original entry on oeis.org

10, 34, 109, 1054, 13114114, 105440870, 1340887434, 33454026929, 44472235965, 13106479203810, 3345411351684270, 131072391368959890, 421873345684598945
Offset: 1

Views

Author

Giovanni Resta, May 10 2006

Keywords

Links

Crossrefs

Cf. A000217, A119228. See A119034 for a table of cross-references.

Extensions

a(12)-a(13) from Tyler Busby, Mar 31 2023

A119231 Numbers k such that the k-th triangular number contains only digits {6,7,8}.

Original entry on oeis.org

3, 11, 12, 36, 116, 132, 1163, 1332, 13332, 133332, 1333332, 3941747, 11737707, 13333332, 133333332, 1333333332, 13333333332, 133333333332, 416381478667, 1254414499811, 1333333333332, 4187521168132, 11635005525283
Offset: 1

Views

Author

Giovanni Resta, May 10 2006

Keywords

Links

Crossrefs

Cf. A000217, A119230. See A119034 for a table of cross-references.
Previous Showing 91-100 of 109 results. Next

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