a(n+1) is the smallest prime > a(n) such that the digits of a(n) are all (with multiplicity) contained in the digits of a(n+1), with a(1)=2.

A242904

a(n+1) is the smallest prime > a(n) such that the digits of a(n) are all (with multiplicity) contained in the digits of a(n+1), with a(1)=2.

Terms

    a(0) =2a(1) =23a(2) =223a(3) =1223a(4) =2213a(5) =3221a(6) =10223a(7) =12203a(8) =20123a(9) =20231a(10) =21023a(11) =22013a(12) =22031a(13) =23021a(14) =23201a(15) =102023a(16) =102203a(17) =200231a(18) =201203a(19) =202031a(20) =220013a(21) =220301a(22) =300221a(23) =322001a(24) =1002263a(25) =1002623a(26) =1060223a(27) =1062203a(28) =1202063a(29) =1202603

External references