Number of elements in Z[ omega ] whose 'smallest algorithm' is <= n, where omega^2 = -omega - 1.

A006458

Number of elements in Z[ omega ] whose 'smallest algorithm' is <= n, where omega^2 = -omega - 1.

Terms

    a(0) =1a(1) =7a(2) =31a(3) =115a(4) =391a(5) =1267a(6) =3979a(7) =12271a(8) =37423a(9) =113371a(10) =342091a(11) =1029799a(12) =3095671a(13) =9298147a(14) =27914179a(15) =83777503a(16) =251394415a(17) =754292827a(18) =2263072411a(19) =6789560407a(20) =20369288455a(21) =61108939795a(22) =183328720435a(23) =549989524879

External references