Omit the 1's from Rowland's sequence f(n) - f(n-1) = gcd(n,f(n-1)), where f(1) = 7.

Terms

a(0) =5a(1) =3a(2) =11a(3) =3a(4) =23a(5) =3a(6) =47a(7) =3a(8) =5a(9) =3a(10) =101a(11) =3a(12) =7a(13) =11a(14) =3a(15) =13a(16) =233a(17) =3a(18) =467a(19) =3a(20) =5a(21) =3a(22) =941a(23) =3a(24) =7a(25) =1889a(26) =3a(27) =3779a(28) =3a(29) =7559