Primes of the form k!4+2, where k!4 is the quadruple factorial number (A007662).
A288890
Primes of the form k!4+2, where k!4 is the quadruple factorial number (A007662).
Terms
- a(0) =3a(1) =5a(2) =7a(3) =23a(4) =47a(5) =233a(6) =587a(7) =3467a(8) =65837a(9) =40883537a(10) =151412627a(11) =1267389587
External references
- oeis: A288890