a(n) = p(p+1)^2, where p is the n-th prime.
A178398
a(n) = p(p+1)^2, where p is the n-th prime.
Terms
- a(0) =18a(1) =48a(2) =180a(3) =448a(4) =1584a(5) =2548a(6) =5508a(7) =7600a(8) =13248a(9) =26100a(10) =31744a(11) =53428a(12) =72324a(13) =83248a(14) =108288a(15) =154548a(16) =212400a(17) =234484a(18) =309808a(19) =368064a(20) =399748a(21) =505600a(22) =585648a(23) =720900a(24) =931588a(25) =1050804a(26) =1114048a(27) =1248048a(28) =1318900a(29) =1468548
External references
- oeis: A178398