a(n) is the permanent of the n X n matrix whose element (i,j) is equal to A008277(i+4, j) with 1 <= i,j <= n.

A381166

a(n) is the permanent of the n X n matrix whose element (i,j) is equal to A008277(i+4, j) with 1 <= i,j <= n.

Terms

    a(0) =1a(1) =1a(2) =46a(3) =23216a(4) =70437736a(5) =911400637082

External references