A060420 - OEIS

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A060420

Least decimal digit in n-th prime.

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

1,1

COMMENTS

a(n) = 0 mostly. - David A. Corneth, Aug 29 2019

LINKS

David A. Corneth, Table of n, a(n) for n = 1..10000

FORMULA

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

PROG

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

CROSSREFS