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A199124 Least prime having 1 more digit and higher sum of digits than the preceding term. 2
2, 13, 107, 1009, 10037, 100049, 1000099, 10000379, 100000399, 1000000787, 10000000799, 100000001989, 1000000001999, 10000000003999, 100000000006997, 1000000000017899, 10000000000018999, 100000000000038989, 1000000000000067999, 10000000000000079899, 100000000000000079999 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

For more terms use the formula a(n)=10^(n-1)+A199190(n) and the values listed in A199190.

LINKS

Table of n, a(n) for n=1..21.

FORMULA

A199124(n) = 10^(n-1)+A199190(n); see there for an estimate of growth.

PROG

(PARI) {print1(p=2); for(d=1, 20, o=A007953(p); p=10^d; until(A007953(p=nextprime(p+1))>o, ); print1(", "p))}

CROSSREFS

Cf. A065122.

Sequence in context: A083062 A204261 A127746 * A069100 A031991 A264621

Adjacent sequences:  A199121 A199122 A199123 * A199125 A199126 A199127

KEYWORD

nonn,base

AUTHOR

M. F. Hasler, Nov 03 2011

STATUS

approved

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Last modified June 1 02:00 EDT 2020. Contains 334758 sequences. (Running on oeis4.)