Primes whose digits are prime and in nondecreasing order.

Terms

a(0) =2a(1) =3a(2) =5a(3) =7a(4) =23a(5) =37a(6) =223a(7) =227a(8) =233a(9) =257a(10) =277a(11) =337a(12) =557a(13) =577a(14) =2237a(15) =2333a(16) =2357a(17) =2377a(18) =2557a(19) =2777a(20) =3557a(21) =5557a(22) =22277a(23) =22777a(24) =23333a(25) =23357a(26) =23557a(27) =25577a(28) =33377a(29) =33577