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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A069367 Number of 9 X n binary arrays with a path of adjacent 1's from top row to bottom row.

Original entry on oeis.org

1, 3363, 4296863, 3842988975, 2885579381831, 1960665141991079, 1251002814214706415, 765068584835726823447, 454016084146597129480639, 263496356226918378172858791, 150343681421865609328377897039, 84641600245355780352751022513463, 47141832001173360326967315743610399
Offset: 1

Views

Author

R. H. Hardin, Mar 22 2002

Keywords

Crossrefs

Cf. 1 X n A000225, 2 X n A005061, n X 2 A001333, vertical path of 1 A069361-A069395, vertical paths of 0+1 A069396-A069416, vertical path of 1 not 0 A069417-A069428, no vertical paths A069429-A069447, no horizontal or vertical paths A069448-A069452.

Extensions

a(7)-a(13) from Sean A. Irvine, Apr 29 2024

A069368 Number of 10 X n binary arrays with a path of adjacent 1's from top row to bottom row.

Original entry on oeis.org

1, 8119, 22713981, 42887577455, 66776768695477, 93127506982471999, 121180225103268487525, 150495460332124702700743, 180827014727915133583355805, 212041997127527144580159558415, 244072929303780515911965529991989, 276889755885138056467643815501003447
Offset: 1

Views

Author

R. H. Hardin, Mar 22 2002

Keywords

Crossrefs

Cf. 1 X n A000225, 2 X n A005061, n X 2 A001333, vertical path of 1 A069361-A069395, vertical paths of 0+1 A069396-A069416, vertical path of 1 not 0 A069417-A069428, no vertical paths A069429-A069447, no horizontal or vertical paths A069448-A069452.

Extensions

a(6)-a(12) from Sean A. Irvine, Apr 29 2024

A069369 Number of 11 X n binary arrays with a path of adjacent 1's from top row to bottom row.

Original entry on oeis.org

1, 19601, 120070149, 478623939553, 1545323639404349, 4423369428678533705, 11738064445690843712709, 29601436900513534956486417, 72007238386097441302774324845, 170577316159214009818521435822905, 396017759826921556057184566557279157
Offset: 1

Views

Author

R. H. Hardin, Mar 22 2002

Keywords

Crossrefs

Cf. 1 X n A000225, 2 X n A005061, n X 2 A001333, vertical path of 1 A069361-A069395, vertical paths of 0+1 A069396-A069416, vertical path of 1 not 0 A069417-A069428, no vertical paths A069429-A069447, no horizontal or vertical paths A069448-A069452.

Extensions

a(6)-a(11) from Sean A. Irvine, Apr 30 2024

A069370 Number of 12 X n binary arrays with a path of adjacent 1's from top row to bottom row.

Original entry on oeis.org

1, 47321, 634712209, 5341429762353, 35761396310047985, 210101996822111263265, 1137001292953873957167377, 5822276945638780019957186657, 28672084199736350940864453233905, 137200626549758017615769211506956897, 642383534197189939475136495116939323825
Offset: 1

Views

Author

R. H. Hardin, Mar 22 2002

Keywords

Crossrefs

Cf. 1 X n A000225, 2 X n A005061, n X 2 A001333, vertical path of 1 A069361-A069395, vertical paths of 0+1 A069396-A069416, vertical path of 1 not 0 A069417-A069428, no vertical paths A069429-A069447, no horizontal or vertical paths A069448-A069452.

Extensions

a(6)-a(11) from Sean A. Irvine, Apr 30 2024

A069371 Number of 13 X n binary arrays with a path of adjacent 1's from top row to bottom row.

Original entry on oeis.org

1, 114243, 3355201895, 59610217019311, 827579980089997079, 9979493366382754619551, 110135446775389136829629647, 1145175890285973091225709069559, 11416514838646336435351220608498495, 110348288974297906676696735021969395495
Offset: 1

Views

Author

R. H. Hardin, Mar 22 2002

Keywords

Crossrefs

Cf. 1 X n A000225, 2 X n A005061, n X 2 A001333, vertical path of 1 A069361-A069395, vertical paths of 0+1 A069396-A069416, vertical path of 1 not 0 A069417-A069428, no vertical paths A069429-A069447, no horizontal or vertical paths A069448-A069452.

Extensions

a(6)-a(10) from Sean A. Irvine, Apr 30 2024

A069372 Number of 14 X n binary arrays with a path of adjacent 1's from top row to bottom row.

Original entry on oeis.org

1, 275807, 17736195433, 665248512113343, 19151628770974955241, 474010149850018604630031, 10668293121854243285020490369, 225244010686408578974151583689991, 4545766298041234760046713199408324081, 88749814849001992025685589472619159396919
Offset: 1

Views

Author

R. H. Hardin, Mar 22 2002

Keywords

Crossrefs

Cf. 1 X n A000225, 2 X n A005061, n X 2 A001333, vertical path of 1 A069361-A069395, vertical paths of 0+1 A069396-A069416, vertical path of 1 not 0 A069417-A069428, no vertical paths A069429-A069447, no horizontal or vertical paths A069448-A069452.

Extensions

a(6)-a(10) from Sean A. Irvine, Apr 30 2024

A069373 Number of 15 X n binary arrays with a path of adjacent 1's from top row to bottom row.

Original entry on oeis.org

1, 665857, 93756691401, 7424156719466465, 443201843190147840905, 22514756623847166766088601, 1033389306060085070259831696233, 44303320783994564548274261485609937, 1810016576213721403223848632848406276905, 71378753836026506130829884874045437745415233
Offset: 1

Views

Author

R. H. Hardin, Mar 22 2002

Keywords

Crossrefs

Cf. 1 X n A000225, 2 X n A005061, n X 2 A001333, vertical path of 1 A069361-A069395, vertical paths of 0+1 A069396-A069416, vertical path of 1 not 0 A069417-A069428, no vertical paths A069429-A069447, no horizontal or vertical paths A069448-A069452.

Extensions

a(6)-a(10) from Sean A. Irvine, Apr 30 2024

A069374 Number of 16 X n binary arrays with a path of adjacent 1's from top row to bottom row.

Original entry on oeis.org

1, 1607521, 495614587553, 82853403589520257, 10256458966072649273929, 1069417093564753820998582233, 100099925835731660944886693417081, 8714066994599676287858417413924705585, 720709612102200019966620721128569172999001
Offset: 1

Views

Author

R. H. Hardin, Mar 22 2002

Keywords

Crossrefs

Cf. 1 X n A000225, 2 X n A005061, n X 2 A001333, vertical path of 1 A069361-A069395, vertical paths of 0+1 A069396-A069416, vertical path of 1 not 0 A069417-A069428, no vertical paths A069429-A069447, no horizontal or vertical paths A069448-A069452.

Extensions

a(5)-a(9) from Sean A. Irvine, Apr 30 2024

A069375 Number of 17 X n binary arrays with a path of adjacent 1's from top row to bottom row.

Original entry on oeis.org

1, 3880899, 2619907077991, 924641917817567951, 237352251546695064748799, 50795719326331833996195206079, 9696254618636612444218190874702879, 1713983459379227954401499595005207140375, 286972358244899249912531978641142152093799951
Offset: 1

Views

Author

R. H. Hardin, Mar 22 2002

Keywords

Crossrefs

Cf. 1 X n A000225, 2 X n A005061, n X 2 A001333, vertical path of 1 A069361-A069395, vertical paths of 0+1 A069396-A069416, vertical path of 1 not 0 A069417-A069428, no vertical paths A069429-A069447, no horizontal or vertical paths A069448-A069452.

Extensions

a(5)-a(9) from Sean A. Irvine, Apr 30 2024

A069376 Number of 18 X n binary arrays with a path of adjacent 1's from top row to bottom row.

Original entry on oeis.org

1, 9369319, 13849295944501, 10318980754919691695, 5492742925983606246158973, 2412721380632681627952855331063, 939235577245516358772982740906048485, 337126657379092371139889358274385473404871, 114267130121924306158303467152135299942675610461
Offset: 1

Views

Author

R. H. Hardin, Mar 22 2002

Keywords

Crossrefs

Cf. 1 X n A000225, 2 X n A005061, n X 2 A001333, vertical path of 1 A069361-A069395, vertical paths of 0+1 A069396-A069416, vertical path of 1 not 0 A069417-A069428, no vertical paths A069429-A069447, no horizontal or vertical paths A069448-A069452.

Extensions

a(5)-a(9) from Sean A. Irvine, Apr 30 2024
Previous Showing 31-40 of 93 results. Next

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