Number of n-digit left- or right-truncatable primes with no consecutive zero digits.

Terms

a(0) =4a(1) =16a(2) =76a(3) =300a(4) =955a(5) =2648a(6) =6402a(7) =14339a(8) =28684a(9) =53450a(10) =91284a(11) =147064a(12) =221301a(13) =319067a(14) =433227a(15) =567565a(16) =700765a(17) =834464a(18) =947055a(19) =1050886a(20) =1114368a(21) =1157526a(22) =1150645a(23) =1117265a(24) =1044757a(25) =963722a(26) =855804a(27) =753172a(28) =633786a(29) =528122