Smallest prime dividing the composite number consisting of n 1's followed by a terminal 3, where n=A105432.
A105433
Smallest prime dividing the composite number consisting of n 1's followed by a terminal 3, where n=A105432.
Terms
- a(0) =3a(1) =23a(2) =3a(3) =13a(4) =3a(5) =461a(6) =3a(7) =13a(8) =1163a(9) =3a(10) =19a(11) =1077697a(12) =3a(13) =13a(14) =29a(15) =3a(16) =31a(17) =3a(18) =13a(19) =1297561a(20) =3a(21) =81703a(22) =53a(23) =3a(24) =13a(25) =1867a(26) =3a(27) =19a(28) =6053a(29) =3
External references
- oeis: A105433