A387524 Primes p with property that in A386482 they are immediately preceded by 2*p and immediately followed by 3*p.

3, 7, 11, 19, 31, 47, 131, 317, 947, 4327, 48091, 77237, 158489, 237733, 1973087, 3398221, 4409519, 25443599

Offset

1,1

Comments

This is in marked contrast to the EKG sequence A064413, where all primes > 2 have this property.

Links

Table of n, a(n) for n=1..18.

Crossrefs

Cf. A064413, A386482, A386483, A387072, A387076, A387077, A387522, A387523.

Sequence in context: A161387 A229086 A354902 * A022406 A355288 A132447

Adjacent sequences: A387521 A387522 A387523 * A387525 A387526 A387527

Keyword

nonn,more

Author

N. J. A. Sloane, Sep 03 2025

Extensions

a(11)-a(17) from Michael De Vlieger, Sep 03 2025

a(18) from Chai Wah Wu, Sep 06 2025

Status

approved