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A139053 Array read by rows: row n lists the first 3 primes with n digits. 2
2, 3, 5, 11, 13, 17, 101, 103, 107, 1009, 1013, 1019, 10007, 10009, 10037, 100003, 100019, 100043, 1000003, 1000033, 1000037, 10000019, 10000079, 10000103, 100000007, 100000037, 100000039, 1000000007, 1000000009, 1000000021, 10000000019 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..31.

MATHEMATICA

np[n_]:=Module[{a=NextPrime[10^n]}, {a, NextPrime[a], NextPrime[NextPrime[ a]]}]; Flatten[Array[np, 12, 0]] (* Harvey P. Dale, Dec 14 2011 *)

Flatten@Array[NextPrime[10^#, {1, 2, 3}]&, 12, 0] (* Giorgos Kalogeropoulos, May 06 2019 *)

CROSSREFS

Cf. A000040, A003617, A073914, A139052, A139054.

Sequence in context: A141830 A127048 A215370 * A184859 A193213 A153135

Adjacent sequences:  A139050 A139051 A139052 * A139054 A139055 A139056

KEYWORD

base,nonn,tabf

AUTHOR

Omar E. Pol, Apr 08 2008

EXTENSIONS

More terms from Max Alekseyev, Dec 12 2011

STATUS

approved

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Last modified November 24 10:26 EST 2020. Contains 338612 sequences. (Running on oeis4.)