A110741 Primes with at most n digits and a digit sum n in ascending order. 2,11; 3; 13,31,103,211,1021,2011,3001; 5,23,41,113,...

2, 11, 3, 13, 31, 103, 211, 1021, 1201, 2011, 3001, 5, 23, 41, 113, 131, 311, 401, 1013, 1031, 1103, 1301, 2003, 2111, 3011, 4001, 10103, 10211, 10301, 11003, 12011, 12101, 13001, 20021, 20201, 21011, 21101, 30011, 7, 43, 61, 151, 223, 241, 313, 331, 421

Offset

2,1

Links

Table of n, a(n) for n=2..48.

Maple

A007953 := proc(n) add(i, i=convert(n, base, 10)) ; end: A110741 := proc(nmin) local a, n, p ; a := [] ; n := 2; while nops(a) < nmin do p := 2 ; while p < 10^n do if A007953(p) = n then a := [op(a), p] ; fi ; p := nextprime(p) ; od ; n := n+1 ; od; RETURN(a) ; end: A110741(40) ; # R. J. Mathar, Aug 17 2007

Crossrefs

Cf. A110742.

Sequence in context: A069800 A275536 A060002 * A113625 A279237 A090323

Adjacent sequences: A110738 A110739 A110740 * A110742 A110743 A110744

Keyword

base,easy,nonn

Author

Amarnath Murthy, Aug 10 2005

Extensions

More terms from R. J. Mathar, Aug 17 2007

Status

approved