10^n + a(n) is the least (n+1)-digit prime member of a prime septuplet, or a(n) = 0 if no such number exists.
A343637
10^n + a(n) is the least (n+1)-digit prime member of a prime septuplet, or a(n) = 0 if no such number exists.
Terms
- a(0) =0a(1) =1a(2) =0a(3) =4639a(4) =78799a(5) =65701a(6) =68701a(7) =1900501a(8) =24066079a(9) =12986041a(10) =5758291a(11) =63497419a(12) =126795511a(13) =85452991a(14) =693558301a(15) =1539113749a(16) =1265954431a(17) =959416471a(18) =8269773991a(19) =620669029a(20) =9487038451a(21) =1024481911a(22) =8285411491a(23) =21631441411a(24) =15981152869a(25) =23307738889a(26) =32551582849a(27) =114332503171
External references
- oeis: A343637