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.

Previous Showing 11-18 of 18 results.

A159399 Number of n X n arrays of squares of integers summing to 17.

Original entry on oeis.org

24, 3987, 1329600, 393183300, 97392158640, 17599403987109, 2090745760711104, 154645022410543575, 7276569286821991200, 231629029897909307070, 5317957812543381124416, 92961980659920993199761, 1292040135734007389094120, 14775339909152109112978950
Offset: 2

Views

Author

R. H. Hardin, Apr 11 2009

Keywords

Comments

All such sequences have holonomic recurrences (cf. comment in A159359). - Georg Fischer, Feb 17 2022

Formula

G.f.: see link above. - Vaclav Kotesovec, Dec 04 2012

A159401 Number of n X n arrays of squares of integers summing to 18.

Original entry on oeis.org

30, 4656, 1785640, 620034300, 186034854330, 41535948202896, 6215087324054848, 583572966788128320, 34534249243423434450, 1358435234100803814340, 37831746939409059248040, 788796221709817955804040, 12886433906907110589156390, 171056501049470927711917200
Offset: 2

Views

Author

R. H. Hardin, Apr 11 2009

Keywords

Comments

All such sequences have holonomic recurrences (cf. comment in A159359). - Georg Fischer, Feb 17 2022

Formula

G.f.: see link above. - Vaclav Kotesovec, Dec 04 2012

A159403 Number of n X n arrays of squares of integers summing to 19.

Original entry on oeis.org

16, 6300, 2313824, 958814800, 344874634776, 94238931103688, 17587610284856640, 2081480274802819080, 154433611467392996200, 7500926051791640560840, 253440319439897133594336, 6305930304447589335730756
Offset: 2

Views

Author

R. H. Hardin, Apr 11 2009

Keywords

Comments

All such sequences have holonomic recurrences (cf. comment in A159359). - Georg Fischer, Feb 17 2022

Formula

G.f.: see link above. - Vaclav Kotesovec, Dec 04 2012

A159405 Number of n X n arrays of squares of integers summing to 20.

Original entry on oeis.org

18, 7326, 2995908, 1455763635, 622097389872, 206307703531587, 47588288640846912, 7046841590377578801, 653092799056599247740, 39121901776525814650965, 1603648230996545513760708, 47634024309523287458232228, 1076943060410127149424142230
Offset: 2

Views

Author

R. H. Hardin, Apr 11 2009

Keywords

Comments

All such sequences have holonomic recurrences (cf. comment in A159359). - Georg Fischer, Feb 17 2022

Formula

G.f.: see link above. - Vaclav Kotesovec, Dec 04 2012

A159407 Number of n X n arrays of squares of integers summing to 21.

Original entry on oeis.org

28, 7182, 3923136, 2168352600, 1094602264164, 437181997913808, 123598365410489088, 22732655012770729752, 2620728473996336526900, 193309311936589609598244, 9610726322148658419480768, 340892034159072851206852178, 9072999131907316862007475724
Offset: 2

Views

Author

R. H. Hardin, Apr 11 2009

Keywords

Comments

All such sequences have holonomic recurrences (cf. comment in A159359). - Georg Fischer, Feb 17 2022

Formula

G.f.: see link above. - Vaclav Kotesovec, Dec 04 2012

A159409 Number of n X n arrays of squares of integers summing to 22.

Original entry on oeis.org

24, 8064, 5037600, 3174009200, 1882950151680, 899220266678944, 309189853885141152, 70127950221363153600, 10010731525034640878800, 907457680142781736880560, 54692309643517397134557792, 2316866493981973489812610432, 72620271578582971583471226760
Offset: 2

Views

Author

R. H. Hardin, Apr 11 2009

Keywords

Comments

All such sequences have holonomic recurrences (cf. comment in A159359). - Georg Fischer, Feb 17 2022

Formula

G.f.: see link above. - Vaclav Kotesovec, Dec 04 2012

A159411 Number of n X n arrays of squares of integers summing to 23.

Original entry on oeis.org

12, 10656, 6262080, 4583049300, 3172546876500, 1799561912439312, 747208691021333376, 207556530641358183360, 36509426066350663265700, 4057698689067050461472940, 296245251637717304580959808, 14987935907592332503472128488, 553418104530158445362464783740
Offset: 2

Views

Author

R. H. Hardin, Apr 11 2009

Keywords

Comments

All such sequences have holonomic recurrences (cf. comment in A159359). - Georg Fischer, Feb 17 2022

Formula

G.f.: see link above. - Vaclav Kotesovec, Dec 04 2012

A159413 Number of n X n arrays of squares of integers summing to 24.

Original entry on oeis.org

12, 12063, 7765764, 6536409700, 5243362878432, 3511410666988854, 1749106498907818008, 591122757828013368966, 127484853824645030359800, 17325541031638760040773994, 1530725614955865510282179508, 92478673642849857594201035793, 4023505640322318857432535697524
Offset: 2

Views

Author

R. H. Hardin, Apr 11 2009

Keywords

Comments

All such sequences have holonomic recurrences (cf. comment in A159359). - Georg Fischer, Feb 17 2022

Formula

G.f.: see link above. - Vaclav Kotesovec, Dec 04 2012
Previous Showing 11-18 of 18 results.