Search: id:A070521 Results 1-1 of 1 results found. %I A070521 %S A070521 2,7,121,5461,12207031,2612138803,38771752331201,20587884010836553, %T A070521 1107867264956562636991,11111111111111111111111111111, %U A070521 19194342495775048050414684129181 %N A070521 Value of p(n)-th cyclotomic polynomial at n. %F A070521 a(n)=Cyclotomic[Prime[n], n] %e A070521 n=3: Cyclotomic[p(3),x]=C[5,3]=[1+x+xx+xxx+xxxx,at x=3]; it is 1+3+9+27+81=121=a(3). %t A070521 Table[Cyclotomic[Prime[w], w], {w, 1, 25}] %Y A070521 Cf. A070518-A070520. %Y A070521 Sequence in context: A000157 A034902 A101429 this_sequence A000889 A041727 A120379 %Y A070521 Adjacent sequences: A070518 A070519 A070520 this_sequence A070522 A070523 A070524 %K A070521 nonn %O A070521 1,1 %A A070521 Labos E. (labos(AT)ana.sote.hu), May 02 2002 Search completed in 0.001 seconds