Combined Diophantine Chebyshev sequences A054488 and A077413.

Terms

a(0) =1a(1) =2a(2) =8a(3) =13a(4) =47a(5) =76a(6) =274a(7) =443a(8) =1597a(9) =2582a(10) =9308a(11) =15049a(12) =54251a(13) =87712a(14) =316198a(15) =511223a(16) =1842937a(17) =2979626a(18) =10741424a(19) =17366533a(20) =62605607a(21) =101219572a(22) =364892218a(23) =589950899a(24) =2126747701a(25) =3438485822a(26) =12395593988a(27) =20040964033a(28) =72246816227a(29) =116807298376