A070526 Value of n-th cyclotomic polynomial at 2^n.

1, 5, 73, 257, 1082401, 4033, 4432676798593, 4294967297, 18014398643699713, 1098438933505, 1298708349570020393652962442872833, 281474959933441, 91355004067076339167413824240109498970069278721

Offset: 1

Author

Labos Elemer, May 02 2002

Keywords

• easy
• nonn

Examples

			n=5: a(5)=C[5,32]=1+32+1024+32768+1048576=1082401
		

Crossrefs

Cf. A070518-A070525.

Programs

Mathematica

Table[Cyclotomic[w, 2^w], {w, 1, 15}]