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.

Showing 1-10 of 23 results. Next

A014052 a(n) = floor((n+1/n)^n).

Original entry on oeis.org

2, 6, 37, 326, 3802, 54992, 948645, 18992710, 432655358, 11046221254, 312347907386, 9688154906657, 327018557066164, 11932588574197763, 468012768020438830, 19634066192684343922, 877272066059957914873, 41590621075366029857195, 2085184183314142201403129
Offset: 1

Views

Author

N. J. A. Sloane, Jun 14 1998

Keywords

Crossrefs

Programs

A014058 a(n) = ceiling((n+1/n)^n).

Original entry on oeis.org

2, 7, 38, 327, 3803, 54993, 948646, 18992711, 432655359, 11046221255, 312347907387, 9688154906658, 327018557066165, 11932588574197764, 468012768020438831, 19634066192684343923, 877272066059957914874
Offset: 1

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Author

Keywords

Crossrefs

Programs

A197975 Round((2*n+1/n)^n).

Original entry on oeis.org

3, 20, 254, 4633, 110408, 3243618, 113177496, 4570858599, 209655304353, 10763674952098, 611433842280388, 38071427445729200, 2578294348444597267, 188670154792420320214, 14834716200104606205407, 1247263229999781126495328, 111661618863544248806155259
Offset: 1

Views

Author

Vincenzo Librandi, Oct 20 2011

Keywords

Crossrefs

Programs

  • Magma
    [Round((2*n+1/n)^n): n in [1..20]]
  • Mathematica
    Table[Round[(2n+1/n)^n],{n,20}] (* Harvey P. Dale, May 28 2018 *)

Extensions

Corrected and extended by Harvey P. Dale, May 28 2018

A197976 Round((3*n+1/n)^n).

Original entry on oeis.org

4, 42, 813, 22519, 811368, 35946076, 1888624972, 114746269758, 7912720985079, 610470884770406, 52094956940751710, 4871691779130290166, 495409898474358881327, 54427906182810588386674, 6424384909407981686846705
Offset: 1

Views

Author

Vincenzo Librandi, Oct 20 2011

Keywords

Crossrefs

Programs

  • Magma
    [Round((3*n+1/n)^n): n in [1..20]]

A197977 Round((4*n+1/n)^n).

Original entry on oeis.org

5, 72, 1876, 69729, 3363232, 199205127, 13982257729, 1134344816184, 104416147080711, 10750872867074586, 1224163955433850944, 152733676280699540998, 20719969553916698313304, 3036565789908881887393114
Offset: 1

Views

Author

Vincenzo Librandi, Oct 20 2011

Keywords

Crossrefs

Programs

  • Magma
    [Round((4*n+1/n)^n): n in [1..20]]
  • Mathematica
    Table[Round[(4n+1/n)^n],{n,20}] (* Harvey P. Dale, Aug 20 2013 *)

A197978 a(n) = round((5*n+1/n)^n).

Original entry on oeis.org

6, 110, 3605, 168151, 10162550, 753640010, 66200225627, 6719243243860, 773662803646264, 99627047203913814, 14186632841753756405, 2213340465298424454702, 375449162169269152689332, 68797650004483898373052060, 13542753444466024362689788809
Offset: 1

Views

Author

Vincenzo Librandi, Oct 20 2011

Keywords

Crossrefs

Programs

  • Magma
    [Round((5*n+1/n)^n): n in [1..20]]
  • Mathematica
    Table[Round[(5n+1/n)^n],{n,20}] (* Harvey P. Dale, Feb 09 2015 *)

Extensions

More terms from Harvey P. Dale, Feb 09 2015

A197979 a(n) = round((6*n+1/n)^n).

Original entry on oeis.org

7, 156, 6162, 345818, 25120872, 2237952687, 236084694122, 28771727614749, 3977205817386553, 614815375624938276, 105089416995538138498, 19679693805738843682351, 4006775128162674717660622
Offset: 1

Views

Author

Vincenzo Librandi, Oct 20 2011

Keywords

Crossrefs

Programs

  • Magma
    [Round((6*n+1/n)^n): n in [1..20]];
  • Mathematica
    Table[Round[(6n+1/n)^n],{n,20}] (* Harvey P. Dale, Jul 30 2024 *)

A197980 a(n) = round((7*n+1/n)^n).

Original entry on oeis.org

8, 210, 9709, 636904, 54039748, 5621026396, 692186010834, 98457959756722, 15883727818630152, 2865366503771469410, 571524481184700575470, 124887520213444076248620
Offset: 1

Views

Author

Vincenzo Librandi, Oct 20 2011

Keywords

Crossrefs

Programs

  • Magma
    [Round((7*n+1/n)^n): n in [1..20]];

A197981 Round((8*n+1/n)^n).

Original entry on oeis.org

9, 272, 14408, 1081730, 104985728, 12487616539, 1758172862980, 285903205720512, 52725376090628155, 10872393464815690144, 2478802987043990078456, 619122710473385614426210, 168115507427305189329095427
Offset: 1

Views

Author

Vincenzo Librandi, Oct 20 2011

Keywords

Crossrefs

Programs

  • Magma
    [Round((8*n+1/n)^n): n in [1..20]]
  • Mathematica
    Table[Round[(8n+1/n)^n],{n,20}] (* Harvey P. Dale, Oct 07 2023 *)

A197982 a(n) = round((9*n+1/n)^n).

Original entry on oeis.org

10, 342, 20421, 1726760, 188665362, 25257633874, 4001931082418, 732295911309956, 151957855559538858, 35257207352182955135, 9044237131202445725077, 2541585712463861383036826
Offset: 1

Views

Author

Vincenzo Librandi, Oct 20 2011

Keywords

Crossrefs

Programs

  • Magma
    [Round((9*n+1/n)^n): n in [1..20]]
  • Mathematica
    Table[Round[(9n+1/n)^n],{n,20}] (* Harvey P. Dale, Jan 29 2013 *)
Showing 1-10 of 23 results. Next