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.

A290179 Permanent of the Vandermonde matrix of the first n prime numbers.

Original entry on oeis.org

1, 1, 5, 220, 143842, 3812606760, 3100526225748168, 166067393340668215090464, 385094129557861603998569599769808, 77982538436250653791038197809234977272470080, 2745781888570437969210153614136500296784874421242232818048
Offset: 0

Views

Author

Alois P. Heinz, Jul 23 2017

Keywords

Examples

			a(3) = Permanent([1, 2, 4; 1, 3, 9; 1, 5, 25]) = 220.
		

Crossrefs

Programs

  • Maple
    with(LinearAlgebra):
    a:= n-> `if`(n=0, 1, Permanent(VandermondeMatrix([ithprime(i)$i=1..n]))):
    seq(a(n), n=0..12);