First occurrence of prime gap 10*n.

Terms

a(0) =139a(1) =887a(2) =4297a(3) =19333a(4) =31907a(5) =43331a(6) =173359a(7) =542603a(8) =404851a(9) =396733a(10) =1468277a(11) =1895359a(12) =5518687a(13) =7621259a(14) =13626257a(15) =33803689a(16) =27915737a(17) =17051707a(18) =142414669a(19) =378043979a(20) =20831323a(21) =47326693a(22) =607010093a(23) =391995431a(24) =387096133a(25) =944192807