a(n) = prevprime(A090117(n)), the largest prime previous to squares given in A090117, being such that distance of a(n) to the following prime equals 2*n.
A090118
a(n) = prevprime(A090117(n)), the largest prime previous to squares given in A090117, being such that distance of a(n) to the following prime equals 2*n.
Terms
- a(0) =3a(1) =7a(2) =23a(3) =359a(4) =139a(5) =619a(6) =113a(7) =1933a(8) =523a(9) =887a(10) =3229a(11) =1669a(12) =2477a(13) =10399a(14) =5749a(15) =10799a(16) =9973a(17) =22193a(18) =30593a(19) =25261a(20) =121081a(21) =76163a(22) =93001a(23) =157579a(24) =212507a(25) =35677a(26) =118973a(27) =1121453a(28) =190921a(29) =672379
External references
- oeis: A090118