Triprimes (numbers that are a product of exactly three primes: A014612) that become cubes when their central digit or central pair of digits is deleted.
A217297
Triprimes (numbers that are a product of exactly three primes: A014612) that become cubes when their central digit or central pair of digits is deleted.
Terms
- a(0) =207a(1) =604a(2) =654a(3) =2007a(4) =2037a(5) =2057a(6) =2067a(7) =2097a(8) =2107a(9) =2197a(10) =2247a(11) =2337a(12) =2367a(13) =2387a(14) =2397a(15) =2527a(16) =2547a(17) =2597a(18) =2607a(19) =2637a(20) =2667a(21) =2697a(22) =2717a(23) =2737a(24) =2817a(25) =2847a(26) =2877a(27) =2937a(28) =2967a(29) =6014
External references
- oeis: A217297