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A350859 Maximal permanent of an n X n matrix whose elements are a permutation of the first n^2 prime numbers. 5
1, 2, 41, 11868, 12124850, 25767879812, 101120963518528 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..6.

EXAMPLE

a(2) = 41:

   5    2

   3    7

a(3) = 11868:

  23    5    3

   2   13   19

   7   17   11

PROG

(Python)

from itertools import permutations

from sympy import Matrix

def A350859(n): return 1 if n == 0 else max(Matrix(n, n, p).per() for p in permutations(prime(m) for m in range(1, n**2+1))) # Chai Wah Wu, Jan 21 2022

CROSSREFS

Cf. A114533, A180128, A350566, A350858 (minimal).

Sequence in context: A278847 A297007 A193270 * A076391 A348773 A130201

Adjacent sequences:  A350856 A350857 A350858 * A350860 A350861 A350862

KEYWORD

nonn,hard,more

AUTHOR

Stefano Spezia, Jan 19 2022

EXTENSIONS

a(4)-a(6) from Hugo Pfoertner, Jan 21 2022

STATUS

approved

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Last modified October 1 11:02 EDT 2022. Contains 357147 sequences. (Running on oeis4.)