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A060420 Least decimal digit in n-th prime. 1
2, 3, 5, 7, 1, 1, 1, 1, 2, 2, 1, 3, 1, 3, 4, 3, 5, 1, 6, 1, 3, 7, 3, 8, 7, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 1, 1, 2, 2, 2, 1, 2, 1, 2, 2, 0, 1, 1, 1, 1, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 0, 0, 1, 1, 1, 3, 3, 3, 4, 4, 1, 3, 4, 4, 4, 1, 4, 0, 0, 1, 2, 1, 4, 5, 3, 5, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..104.

FORMULA

Table[Min[IntegerDigits[Prime[w]]], {w, 1, 1000}]

PROG

(PARI) a(n) = vecmin(digits(prime(n))); \\ Michel Marcus, Jan 26 2017

CROSSREFS

Cf. A054054, A054055, A054052.

Sequence in context: A109905 A230200 A113493 * A077648 A033308 A134690

Adjacent sequences:  A060417 A060418 A060419 * A060421 A060422 A060423

KEYWORD

base,easy,nonn

AUTHOR

Labos Elemer, Apr 05 2001

STATUS

approved

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Last modified July 20 16:34 EDT 2019. Contains 325185 sequences. (Running on oeis4.)