Triplet of three numbers: Difference between revisions

</pre>

=={{header|Go}}==

{{trans|Wren}}

{{libheader|Go-rcu}}

<lang go>package main

import (

"fmt"

"rcu"

)

func main() {

c := rcu.PrimeSieve(6003, false)

var numbers []int

fmt.Println("Numbers n < 6000 where: n - 1, n + 3, n + 5 are all primes:")

for n := 4; n < 6000; n += 2 {

if !c[n-1] && !c[n+3] && !c[n+5] {

numbers = append(numbers, n)

}

}

for _, n := range numbers {

fmt.Printf("%6s => ", rcu.Commatize(n))

for _, p := range []int{n - 1, n + 3, n + 5} {

fmt.Printf("%6s ", rcu.Commatize(p))

}

fmt.Println()

}

fmt.Printf("\n%d such numbers found.\n", len(numbers))

}</lang>

{{out}}

<pre>

Numbers n < 6000 where: n - 1, n + 3, n + 5 are all primes:

8 => 7 11 13

14 => 13 17 19

38 => 37 41 43

68 => 67 71 73

98 => 97 101 103

104 => 103 107 109

194 => 193 197 199

224 => 223 227 229

278 => 277 281 283

308 => 307 311 313

458 => 457 461 463

614 => 613 617 619

824 => 823 827 829

854 => 853 857 859

878 => 877 881 883

1,088 => 1,087 1,091 1,093

1,298 => 1,297 1,301 1,303

1,424 => 1,423 1,427 1,429

1,448 => 1,447 1,451 1,453

1,484 => 1,483 1,487 1,489

1,664 => 1,663 1,667 1,669

1,694 => 1,693 1,697 1,699

1,784 => 1,783 1,787 1,789

1,868 => 1,867 1,871 1,873

1,874 => 1,873 1,877 1,879

1,994 => 1,993 1,997 1,999

2,084 => 2,083 2,087 2,089

2,138 => 2,137 2,141 2,143

2,378 => 2,377 2,381 2,383

2,684 => 2,683 2,687 2,689

2,708 => 2,707 2,711 2,713

2,798 => 2,797 2,801 2,803

3,164 => 3,163 3,167 3,169

3,254 => 3,253 3,257 3,259

3,458 => 3,457 3,461 3,463

3,464 => 3,463 3,467 3,469

3,848 => 3,847 3,851 3,853

4,154 => 4,153 4,157 4,159

4,514 => 4,513 4,517 4,519

4,784 => 4,783 4,787 4,789

5,228 => 5,227 5,231 5,233

5,414 => 5,413 5,417 5,419

5,438 => 5,437 5,441 5,443

5,648 => 5,647 5,651 5,653

5,654 => 5,653 5,657 5,659

5,738 => 5,737 5,741 5,743

46 such numbers found.