66864

Appears in sequences

• Numbers k such that k^6 + 1091 is prime.at n=34A066386
• Number of regions in regular n-gon which are quadrilaterals (4-gons) when all its diagonals are drawn.at n=44A067151
• a(n+3) = floor( ( a(n) + 2*a(n+1) + 3*a(n+2) )/4 ), with a(0), a(1), a(2) equal to 0, 1, 2.at n=46A074732
• Number of solutions to rev(x^2)=rev(x)^2 below 10^n.at n=12A098690
• The fifth row of the ED2 array A167560.at n=9A167562
• Number of ways to place 7 nonattacking amazons (superqueens) on a 7 X n board.at n=13A174646