Initial primes of four consecutive primes with consecutive gaps 10, 20, 30.

Terms

a(0) =216421a(1) =393301a(2) =588673a(3) =601687a(4) =627481a(5) =752023a(6) =776257a(7) =801187a(8) =842521a(9) =846427a(10) =892159a(11) =970573a(12) =976117a(13) =1036153a(14) =1100581a(15) =1238833a(16) =1445341a(17) =1713853a(18) =1848337a(19) =2054761a(20) =2134519a(21) =2217349a(22) =2229991a(23) =2276107a(24) =2287861a(25) =2299327a(26) =2303377a(27) =2768341a(28) =2933083a(29) =3091027