

A224796


Pi*n rounded to the nearest integer is prime.


2



1, 4, 6, 10, 13, 15, 17, 25, 31, 32, 34, 36, 48, 50, 52, 53, 55, 57, 71, 73, 76, 80, 90, 99, 101, 111, 122, 134, 141, 143, 155, 160, 162, 174, 181, 187, 195, 197, 201, 204, 206, 208, 220, 223, 229, 239, 241, 246, 258, 262, 264, 267, 279, 281, 290, 309, 311, 313
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OFFSET

1,2


LINKS



EXAMPLE

a(3)=6 because Pi*6 = 18.849559..., which rounds to 19 (a prime number).


PROG



CROSSREFS



KEYWORD

nonn


AUTHOR



EXTENSIONS

Additional terms from Mike Keith (mikek314(at)gmail.com), Apr 18 2013


STATUS

approved



