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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A115500 Number of monic irreducible polynomials of degree 1 in GF(2^n)[x1,x2,x3,x4].

Original entry on oeis.org

30, 340, 4680, 69904, 1082400, 17043520, 270549120, 4311810304, 68853957120, 1100586419200, 17600780175360, 281543712968704, 4504149450301440, 72061992352890880, 1152956690052710400, 18447025552981295104, 295150156996346511360, 4722384497336874434560, 75558007841377277706240
Offset: 1

Views

Author

Max Alekseyev, Jan 16 2006

Keywords

Crossrefs

Programs

  • Mathematica
    CoefficientList[Series[(30 - 560 x + 2880 x^2 - 4096 x^3)/((1 - 2 x) (1 - 4 x) (1 - 8 x) (1 - 16 x)), {x, 0, 20}], x] (* Vincenzo Librandi, Apr 28 2014 *)
  • PARI
    a(n) = numirrpol(2^n, 4, 1)[1]; \\ using numirrpol script from Max Alekseyev, Michel Marcus, Apr 28 2014

Formula

a(n) = A020514(n) - 1, or a(n) = 2^n + 4^n + 8^n + 16^n. - Chris Boyd, Apr 26 2014
G.f.: x*(30-560*x+2880*x^2-4096*x^3)/((1-2*x)(1-4*x)(1-8*x)(1-16*x)). - Vincenzo Librandi, Apr 28 2014

A115459 Number of monic irreducible polynomials of degree n in GF(2)[x1,x2,x3,x4].

Original entry on oeis.org

1, 30, 32271, 34358732510, 1180591619651753817965, 85070591730234579267502316804666675034, 1645504557321206042154966545369006867672093537164814204114794279
Offset: 0

Views

Author

Max Alekseyev, Jan 16 2006

Keywords

Crossrefs

A115460 Number of monic irreducible polynomials of degree n in GF(2)[x1,x2,x3,x4,x5].

Original entry on oeis.org

1, 62, 2095135, 72057593905890750, 85070591730234615861304021242850041053, 7237005577332262213973186563042994235469926762597754302088290406498628562618
Offset: 0

Views

Author

Max Alekseyev, Jan 16 2006

Keywords

Crossrefs

A115462 Number of monic irreducible polynomials of degree n in GF(3)[x,y,z].

Original entry on oeis.org

1, 39, 28704, 1742232560, 25015702424562603, 261673815513000717140575872, 5986257591270542940940766674496702426288, 898505149957215365756286256207383540787286531952289973040
Offset: 0

Views

Author

Max Alekseyev, Jan 16 2006

Keywords

Crossrefs

A115463 Number of monic irreducible polynomials of degree n in GF(3)[x1,x2,x3,x4].

Original entry on oeis.org

1, 120, 7167072, 25015771681981520, 1251577752496617773723676099629193, 655010254318810176195603896415342984711897764371763012689776
Offset: 0

Views

Author

Max Alekseyev, Jan 16 2006

Keywords

Crossrefs

A115464 Number of monic irreducible polynomials of degree n in GF(3)[x1,x2,x3,x4,x5].

Original entry on oeis.org

1, 363, 5230110171, 261673816513678364838549056, 655010254318810176195604047856155787712898209939105520303339
Offset: 0

Views

Author

Max Alekseyev, Jan 16 2006

Keywords

Crossrefs

A115466 Number of monic irreducible polynomials of degree n in GF(5)[x,y,z].

Original entry on oeis.org

1, 155, 2429160, 23841478316240, 727595757696091789500850, 346944695195247913885977115917541969344, 12924697071141057365742388361357854155242942276714117373280
Offset: 0

Views

Author

Max Alekseyev, Jan 16 2006

Keywords

Crossrefs

A115467 Number of monic irreducible polynomials of degree n in GF(5)[x1,x2,x3,x4].

Original entry on oeis.org

1, 780, 7629089160, 727595761412384191996240, 2117582368135750847670237999380338002646893205850, 2938735877055718769921841343055614192892832062416197386190308265258845498373735129547344
Offset: 0

Views

Author

Max Alekseyev, Jan 16 2006

Keywords

Crossrefs

A115468 Number of monic irreducible polynomials of degree n in GF(5)[x1,x2,x3,x4,x5].

Original entry on oeis.org

1, 3905, 119209281920410, 346944695195361418881919264813260396240, 2938735877055718769921841343055614194546663890575052824338790458115908899263959376574600
Offset: 0

Views

Author

Max Alekseyev, Jan 16 2006

Keywords

Crossrefs

A115469 Number of monic irreducible polynomials of degree n in GF(7)[x,y].

Original entry on oeis.org

1, 56, 17955, 46023264, 788445558369, 93045123748178784, 76659102616653908421840, 441950769546142349090502037440, 17834458877897982857449854404616853056
Offset: 0

Views

Author

Max Alekseyev, Jan 16 2006

Keywords

Crossrefs

Previous Showing 11-20 of 48 results. Next