Face-centered cubic pyritohedral numbers: a(n) = 3456*n^3 - 8424*n^2 + 6848*n - 1854.

Terms

a(0) =26a(1) =5794a(2) =36186a(3) =111938a(4) =253786a(5) =482466a(6) =818714a(7) =1283266a(8) =1896858a(9) =2680226a(10) =3654106a(11) =4839234a(12) =6256346a(13) =7926178a(14) =9869466a(15) =12106946a(16) =14659354a(17) =17547426a(18) =20791898a(19) =24413506a(20) =28432986a(21) =32871074a(22) =37748506a(23) =43086018a(24) =48904346a(25) =55224226a(26) =62066394a(27) =69451586a(28) =77400538a(29) =85933986