Averages k of twin primes such that the sum (with multiplicity) of prime factors of k-1, k and k+1 is prime.
A340060
Averages k of twin primes such that the sum (with multiplicity) of prime factors of k-1, k and k+1 is prime.
Terms
- a(0) =6a(1) =12a(2) =108a(3) =420a(4) =432a(5) =462a(6) =1020a(7) =1290a(8) =1302a(9) =1428a(10) =1482a(11) =2088a(12) =3120a(13) =3468a(14) =3540a(15) =4092a(16) =4242a(17) =5280a(18) =5652a(19) =5850a(20) =5868a(21) =6690a(22) =7332a(23) =8820a(24) =9420a(25) =9462a(26) =9930a(27) =10038a(28) =10092a(29) =11118
External references
- oeis: A340060