a(n) = p(n+1)^2 + 2*p(n) + 1; p(n) is the n-th prime number and n >= 1.

A155819

a(n) = p(n+1)^2 + 2*p(n) + 1; p(n) is the n-th prime number and n >= 1.

Terms

    a(0) =14a(1) =32a(2) =60a(3) =136a(4) =192a(5) =316a(6) =396a(7) =568a(8) =888a(9) =1020a(10) =1432a(11) =1756a(12) =1932a(13) =2296a(14) =2904a(15) =3588a(16) =3840a(17) =4612a(18) =5176a(19) =5472a(20) =6388a(21) =7048a(22) =8088a(23) =9588a(24) =10396a(25) =10812a(26) =11656a(27) =12096a(28) =12988a(29) =16356

External references