Products of three consecutive happy primes A035497.

Terms

a(0) =1729a(1) =5681a(2) =13547a(3) =56327a(4) =237553a(5) =789289a(6) =1089019a(7) =1560553a(8) =2530217a(9) =4480109a(10) =7703209a(11) =12131401a(12) =18417101a(13) =24119467a(14) =30355679a(15) =38022301a(16) =46039783a(17) =53272619a(18) =57627329a(19) =62188859a(20) =79075651a(21) =112140029a(22) =169169677a(23) =226833263a(24) =271152373a(25) =300157327a(26) =325898231